State Regulation date Monitoring required at landfills Grandfathering of old landfills Monitoring location Minimum number of wells Sampling parameters Monitoring frequency Post-closure monitoring period Monofill exemption Onsite exemption Exemption based on TCLP results

Alabama CCW excluded from def of solid waste. AL ADC 335-13-1-.03. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Arizona No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Colorado 10/9/1991 Yes. 6 CO ADC 1007-2:1-2.2. / on-site exempt Only exempt from obtaining a local land-sue permit/ they must GW monitor No.6 CO ADC 1007-2:1-2.2. Within150 meters of waste management unit boundary. 6 CO ADC 1007-2:1 Appx. B.B2(A)(2). Class III: at least one background/upgradient and one downgradientwell. SC ADC 61- 107.19 Prt V.E.258.51(a), (d). Indicators: magnesium, sodium, potassium, calcium, carbonate, bicarbonate, chloride, sulfate, nitrate, nitrate, pH, specific conductivity, temp, TOC. 6 CO ADC 1007-2:1 Appx. IA. / W aiver

available Semi-annual. 6 CO ADC 1007- 2.1: Appx. B.B4(B). Regulations allow Dept to determine the appropriate frequency to be protective of HHE 30 years.6 CO ADC 1007-2:1- 2.6. No. Yes. 6 CO ADC 1007-2:1-1.4. No.

Florida Adopted 1-6-1993. Amended 1-6-2010. Yes.62 FL ADC 62-701.510. CCW classified as Class I waste. 62 FL ADC 62-701.200(13). /

on-site exempt Yes. Applies to all permit applicants. 62 FL ADC 62-

701.510. Within zone of discharge, within 50 feet of edge of solid waste disposal unit. 62 FL ADC 62- 701.510(3)(a). Wells to be no more than 500 feet apart. (3)(d)(3). At least one background and two downgradient well. 62 FL ADC 62-701.510(3)(a). Ammonia, chlorides, iron, mercury, nitrate, sodium, TDS, antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc, and various organics. 62 FL ADC 62- 701.510(8)(a) (40 CFR 258 Appx

I) Semi-annual . 62 FL ADC 62- 701.510(6)() 30 years . 62 FL ADC 62- 701.620(1). No. Yes. No.

Georgia Adopted 1989. Amended 6-27-1993. Possibly. Required at MSWLFs (which may receive industrial waste). GA ADC 391-3-4- .14(1). / Variance available No. GA ADC 391-3-4-.14(1). Within150 meters of waste management unit boundary. GA ADC 391-3-4-.14(8). At least one background/upgradient andone downgradient well. GA ADC 391-

3-4-.14(8). Antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc, and various organics. GA ADC 391-3-4- .14(21).; Appx. I. / Waiver available. Semi-annual . GA ADC 391-3-4- .14(22). 30 years.GA ADC 391-3-4- .12(2). Discretionary variance available . GA ADC 391-3-4-

.07(4)(a). No. No.

Illinois Section 811 adopted in 1990; section 816

adopted in 1996. Subsections 811.318; 811.319; 811.320 amended in 2007. Yes. GW monitoring for putrescible and chemical waste landfills. 35 IL ADC 811.318;

811.319; 812.317. No. 35 IL ADC 811.301. Property boundary or 100 ft from edge of waste unit, whichever is closer, 35 IL 811.320, 35 IL ADC 811.318. At least one well; multiple implied: network of monitoring points "at sufficient locations downgradient." No upgradient wells required. 35 IL ADC 811.318. Per agency discretion : sample for ammonia-N, arsenic, boron, cadmium, chloride, chromium, cyanide, lead, magnesium, mercury, nitrate, sulfate, TDS, zinc if they that appears/expected to appear in leachate; additional indicator parameters based upon leachate characteristic and waste content. 35 IL ADC 811.319(a)(2). Quarterlyfor first 5 years; then semi-annual; then annual; then no monitoring. 35 IL ADC 811.319;

811.320. 5 yearsfor on-site units; 15 years for other landfills. 35 IL ADC 811.319(C). May be reduced. No. Yes: 5 years post-closure monitoring. 35 IL ADC 811.319. No permit required. / annual monitoring No.

Indiana Adpoted 1996. Amended 1998, 2004. Readopted 2001, 2007. Possibly . Required for Type I and II Restricted Waste Sites , but notfor Type III or IV. 329 IAC 10-29-1. CCW may be disposed of at restricted waste site Type I without testing or at Type II, III, or IV after waste characterization. 329 IAC

10-9-4(d). No. 329 IAC 10-29-1. Within50 feetof solid waste boundary or property line

.329 IAC 10-29-1(g). At least oneupgradient and three downgradient wells. 329 IAC 10-29-1(b). Phase I parameters: pH, specific conductance, chloride, boron, ammonia, sodium, COD, phenolics, methylene chloride, 1,1- dichloroethane, toluene, benzene, 1,2-dichloroethene, ethyl benzene, 2-butanone, methyl ethyl ketone. 329 IAC 10-29-6(b). (Type I and II landfills only; no GW mtg required at Type III) Quarterlyfor first year to establish background. 329 IAC 10- 29-4(a)(4). Semi-annual . 329 IAC 10-29-2(f). 30 years.329 IAC 10-29-3; 329 10-31-2(b). Exemption based on volume. Site receiving less than 100 cubic yards of CCW per year from generators who produce less than 100 cubic yards a year. 329 IAC

10-3-1(10). No. Yes. CCW classified as Type IV waste exempt from landfill regs. 329 IAC 10-3-4. Type III sites exempt from groundwater monitoring regs.

Iowa Adopted 1971. Amended 2007. Possibly. IA ADC 567-103.1. / Variances available. Yes - Iowa mandates GW monitoring

under 455B.304 No. IA ADC 567-103.1. Within50 feetof waste boundary. IA ADC 567-103.1(4)(C). Three background locations. IA ADC 567-103.1(2)(f) At least one downgradient well. IA ADC 567-

103.1(4)(c). Arsenic, barium, beryllium, cobalt, copper, iron, lead, magnesium, manganese, selenium, zinc, chlorides, and sulfate. IA ADC 567-103.1(2)(f). Quarterlyfor first year to establish baseline. Then, annually . IA ADC 567- 103.1(4)(d). Ten years . 567-103.1(5)(e),(f). No. No. No. Table 1: State Groundwater Monitoring Requirements: Coal Combustion Waste LandfillsState Regulation date Monitoring required at landfills Grandfathering of old landfills Monitoring location Minimum number of wells Sampling parameters Monitoring frequency Post-closure monitoring period Monofill exemption Onsite exemption Exemption based on TCLP results Table 1: State Groundwater Monitoring Requirements: Coal Combustion Waste Landfills

Kansas Regulated on permit-by-permit basis. KS ADC 28-29-6. Discretionary. KS ADC 28-29-19. Yes require GW Not specified. Discretionary. KS ADC 28-29- 19. Discretionary. KS ADC 28-29- 19. Discretionary. KS ADC 28-29- 19. Discretionary. KS ADC 28-29- 19. Discretionary. KS ADC 28-29- 19. N/A N/A N/A

Kentucky 6/24/1992 Possibly.401 KAR 45:160. / CCW regulated as special waste. / Variancesavailable. Yesrquired Yes.401 KAR 45:020(sec.4)(1). Located to provideearly detection of GW contamination. 401 KAR 45:160(sec.2). At least one upgradient and two downgradient wells. 401 KAR 45:160(sec.2)(1),(2). A GW monitoring plan is also required For monofills: chloride, chemical oxygen demand, total dissolved solids, total organic carbon, specific conductance, pH, copper (additional parameters may be required based on significant increases from baseline). 401 KAR 45:160(sec.8)(2). Semi-annual monitoring for monofills. 401 KAR 45:160(sec.8)(2). Quarterly monitoring for other landfills. 401 KAR 45:160(sec.8)(3). 5 years . 401 KAR 45:110(sec.5)(5). Specific sampling parameters and monitoring frequency requirements for monofills. 401 KAR 45:160(sec.8)(2). No. No.

Louisiana Adopted Feb. 1993. Amended Apr. 2008. Yes.LAC 33:VII.805.A. Yes. LAC 33:VII.403 No - GW is monitored at grandfathered sites Within 150 meters downgradient of unit.; no more than 800 feet apart LAC 33:VII.805.A.1.b. At least one upgradient andtwo downgradient wells per zone. LAC 33:VII.805.A.2. Permit-specific. Type I landfill sample for 10 indicators (may be reduced per agency discretion); Type II landfills sample for antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc, and various organics. LAC 33:VII.805.C.7. Quarterlyin first year; then semiannual . LAC 33:VII.805.C. 30 years , if operating after 10/9/93; 3 yearsif stopped receiving waste before 10/9/93. LAC 33:VII.711.F.2. No. No. No.

Maryland 1987 Discretionary.COMAR 26.04.07.20(D)(2). Discretionary. COMAR 26.04.10.04, Discretionary. COMAR 26.04.07.20(D)(2)(a). Discretionary. COMAR 26.04.07.20(D)(2)(a). Discretionary. COMAR 26.04.07.20(D)(2)(d). Discretionary . COMAR 26.04.07.20(D)(2)(b). 5 years . COMAR 26.04.07.22(A). No. No. No.

Michigan 1982, 1993. Amended 2005. Possibly.Required for Type II/MSWLFs (which may accept industrial waste). MI ADC R.229.4439. Not required for Type III/industrial waste landfills. MI ADC R.299.4306. Yes - MI requires GW monitoring at all CCR disposal areas except in areas without usable aquifers. Two SI's are licensed as landfills No. MI ADC R.299.4302; 299.4318. No requirement. At least one background/upgradientand one downgradientwell. MI ADC R.299.4318.8. Primary inorganic indicators: chlorides, iron, sulfates, total inorganic nitrogen, TDS, magnesium, manganese, potassium, sodium, bicarbonate alkalinity, carbonate alkalinity, conductivity, phenolics, cyanide, TOC, COD, boron. Antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc. MI ADC R.299.4318.5. Quarterly , during operation. Biannuallypost-closure. (Type III.) MI ADC R.299.4315(15). 30 years.MI ADC R.299.4318(4). No. No. No.

Minnesota Adopted 1988. Yes. MN ADC 7035.1700(S); 7035.2815.3. / Variancesavailable Regs do not include grandfathering provision, but State's report on landfills indicates that 14% of existing facilities were

grandfathered. Within 200 feet from waste unit boundary. MN ADC 7035.2815.4.c.2. At least one upgradient and one downgradient well. MN ADC 7035.2815.10.C.1. Discretionary . MN ADC 7035.2565.2; 7035.1700(S). Discretionary . MN ADC 7035.2565.2; 7036.1700(S). 20 years. MN ADC 7035.2655.1.A. No. No. No.

Mississippi Effective 10/1/1993. Amended 4/3/1996. Yes. MS ADC 11-2-4:IV.D. / on-site exempt No.MS ADC 11-2-4:IV.D.1. Within 150 meters from unit boundary. MS ADC 11-2- 4:IV.C.3. "Sufficient number" (at least two ), including background/upgradient and downgradient wells. MS ADC 11-

2-4:IV.D.2. Antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc; parameters may be excluded/indicators added per department discretion. MS ADC 11-2-4:IV.D.4.a. (Does NOT include: aluminum, boron, chloride, flouride, iron, manganese, mercury, molybdenum, pH, sulfate, sulfide, or TDS.) / agnecy may waive required parameters Semi-annual. Annual per department discretion. MS ADC 11-2-4:IV.D.4.b. 30 years , may be adjusted per department discretion. MS ADC 11-2-4:IV.E.3.a. No. Yes , if wastes do not pose endangerment. MS ADC 11-2-

4:I.B.7. No.

Missouri 7/30/1997 Yes.10 CSR 80-11.010(11)(A). / CCW classified as "utility waste". Discretionary. 10 CSR 80- 11.010(11)(B)(2). Discretionary. 10 CSR 80- 11.010(11)(C)(1)(A). At least one upgradient and three downgradient wells. 10 CSR 80-11.010 (11)(B)(4)(A), (B). COD, chlorides, iron, pH, specific conductance, TDS, chemicals in Appendix I (arsenic, aluminum, antimony, barium, beryllium, boron, cadmium, calcium, COD, Semi-annual. 10 CSR 80-11.010 (11)(C)(4)(A). 30 years.10 CSR 80-2.030(4)(A)(2)(B). No. No. No.State Regulation date Monitoring required at landfills Grandfathering of old landfills Monitoring location Minimum number of wells Sampling parameters Monitoring frequency Post-closure monitoring period Monofill exemption Onsite exemption Exemption based on TCLP results Table 1: State Groundwater Monitoring Requirements: Coal Combustion Waste Landfills

Montana Adopted 1991. Amended 1997. Yes.MT ADC 17.50.701. GW monitoring required for Class II sites. / Coal ash classified as Group 2 waste MT ADC 17.50.503(1)(a)(ii) /

on-site exempt No. MT ADC 17.50.701. Within150 meters of waste management unit boundary. MT ADC 17.50.710(1)(f). At least one background/upgradient andtwo downgradient wells. MT ADC17.50.706. Antimony, arsenic, barium, beryllium, cadmium, chloride, chromium, cobalt, copper, cyanide, iron, lead, mercury, nitrate, nickel, selenium, silver, sulfate, thallium, vanadium, zinc, COD, pH, specific conductance, and certain VOCs. MT ADC 17.50.708(8); Table 1 / Variance

available Semi-annual. MT ADC 17.50.708(4)(a). 30 years.MT ADC 17.50.721(b). No. No. No.

Nevada 11/8/1993 Yes. NAC 444.683; 444.741; 444.7483. / Class III sites accept only industrial solid waste. NAC

444.5715. No. NAC 444.6835; 444.7482; 444.7483. As close as possible to waste boundary unit . NAC 444.7438(1). At least one background/upgradient andone downgradient well. NAC 444.7438(1); (5). Antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc, and various Semi-annual. NAC 444.7488(1). 30 years.NAC 444.6894. No. No. No.

New Hampshire Adopted 7-1-1991. Amended 10-28-2005. Very limited. Only if required under NH Groundwater Protection Act. NH ADC ENV-SW 806.04 (NH Rev. Stat. 485-C). Yes CCRs fall under the solid waste and are subject to the state's waste and GW management statutes N/A Not specified. If required : At least one upgradient andthree downgradient wells. NH ADC ENV-SW 805.08(a). Not specified. Not specified. Not specified. No. No. No.

New Jersey 1996 Possibly.For all sanitary landfills. NJ ADC 7:26-2A.4(n), (p); NJ ADC 7:14A-9.2. Ash may be disposed of in Class I or II sanitary landfill. NJ ADC 7:26-1.4. / Waiver available. No.NJ ADC 7:26-2A.4(n), (p); NJ ADC 7:14A-9.2. Within 150 metersof disposal area, on land owned by landfill owner. NJ ADC 7:14A-9.3(a). At least one background/upgradient and three downgradient well. NJ ADC 7:14A-9.3(e). Antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc, and various organics. NJ ADC 7:14A-9, Appx.

A. Semi-annual . NJ ADC 7:14A9.7(b). 30 years . NJ ADC 7:26- 2A.9(c)(5). No. No. No.

New Mexico No regs. CCW excluded from defintion of

solid waste. NM ADC 20.9.3.7(S)(9) No. N/A N/A N/A N/A N/A N/A No. No. No.

New York Adopted 1988. Amended 2006. Possibly.6 NY ADC 360-2.11. / Variances available. No. 6 NY ADC 360-2.1. Within50 feet downgradient of waste boundary; no more than 500 feet apart. 6 NY ADC 360- 2.11(c)(1)(i)(e). At least one upgradient and three downgradient wells. 6 NY ADC 360-2.11(c)(1)(i)(b). Routine parameters (indicators): kjeldahl nitrogen, ammonia, nitrate, COD, BOD, TOC, TDS, sulfate, alkalinity, phenols, chloride, bromide, hardness, cadmium, calcium, iron, lead, magnesium, manganese, potassium, sodium. Baseline parameters: (routine plus:) color, boron, aluminum, antimony, arsenic, barium, beryllium, chromium, cobalt, copper, cyanide, lead, selenium, thallium, vanadium, zinc, various

organics. Expanded parameters: (routine, baseline, plus:) mercury, nickel, silver, sulfide, tin. (Does NOT include flouride or molybdenum.) 6 NY ADC 360-2.11(d)(6). Quarterly.First year: sample for expanded parameters once; for baseline parameters thrice. 6 NY ADC 360-2.11(c)(5)(i)(b). Ongoing monitoring: annual sample for baseline parameters once a year; for routine parameters thrice. 6 NY ADC 360-

2.11(c)(5)(ii). 30 years.6 NY ADC 360- 2.15(k)(4). Discretionary: DEC may impose additional or less stringent requirements for monofills. 6 NY ADC 360-2.14(a). No. No.

North Carolina 10/9/1993 Discretionary . 15A NC ADC 13B.0503(2)(d). Yes.15A NCAC 13B.0503(2)(d). Within250 feet from waste boundary and at least50 feet within facility property boundary. 15A NCAC 13B.1631(a)(2). At least one background/upgradient andone downgradient well. 15A NCAC

13B.1631(a). Antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc, and various organics. 15A NCAC 13B.1633(a). Semi-annual . 15A NCAC 13B.1633(b). 30 years.15A NCAC 13B.1627(d)(1). No. Yes

. N.C.G.S.A. § 130A-295.4. No.State Regulation date Monitoring required at landfills Grandfathering of old landfills Monitoring location Minimum number of wells Sampling parameters Monitoring frequency Post-closure monitoring period Monofill exemption Onsite exemption Exemption based on TCLP results Table 1: State Groundwater Monitoring Requirements: Coal Combustion Waste Landfills

North Dakota 12/1/1992 Possibly.ND ADC 33-20-13-02. / Variances available. Yes - ND claims a stringent standard, and no facility has requested or

received a variance No. ND ADC 33-20-13-02(1). Within 500 feet from unit. ND ADC 33-20-13-02; 33-20-13-03. One upgradient and at least two downgradient wells. ND ADC 33-

20-13-02(2)(a). Permit-specific. Include indicators. ND ADC 33-20-13-03,

Table 1. Semi-annual. ND ADC 33-20-13- 02. 30 years.ND ADC 33-20-04.1- 09(5)(b). Yes.ND ADC 33-20-05.1-02. No. No.

Ohio Adopted 6-1-1994. Amended 2009. Possibly. Sanitary, industrial, and residual LFs all require GW monitoring. OH ADC 3745-30- 08. / nontoxic ash excluded from DSW. OH

ADC 3745-27-01(S)(23) No. OH ADC 3745-30-08(2). Site-specific ; as close as possible to limits of solid waste placement. OH ADC 3745-30-

08(B)(4). At least one background/upgradient andone downgradient well. OH ADC 3745-30-08(B)(3). Calcium, chloride, potasium, sodium, sulfate, arsenic, barium, cadmium, chromium, iron, lead, magnesium, manganese, selenium, TDS. OH ADC 3745-30- 08(D)(5); Appx.III. Annual ; semi-annual for indicators. OH ADC 3745-30-08

Appx.III. 30 years (industrial). OH ADC 3745-29-14. 30 years (class I); 20 years (class II); 15 years (class III)

. OH ADC 3745-30-

10(A). Yes. For "non-toxic" CCW. No. Yes.

Oklahoma 6/1/2003 Possibly. Yes - No CCR landfills have requested or received a variance from any GW monitoring provisions. Requirements apply to all land disposal facilities. OK ADC 252: 515-9- 1. / Non-hazardous industrial waste may be disposed of at MSWLF. / Variancesavailable. Yes.OK ADC 252: 515-9-1. NO "The requirements of this Subchpater apply to all new and active land disposal facilities....." Within 150 meters from unit boundary. OK ADC 252: 515-9-

4(a). At least one upgradient and

three downgradient wells., one upgradient. But "additional monitoring weels may be required to adequately monitor groundwater in areas of complex hydrogeology." Can use alternative to an upgradient well under certain conditions. 252: 515-9-5(b)(1). pH, chemical oxygen demand, specific conductivity, chloride, sulfate, calcium, magnesium, nitrates, sodium, carbonates, potassium; and "other parameters specified in the permit, based on the types of wastes to be disposed." OK ADC 252: 515-9-

31(d). Semi-annual. OK ADC 252: 515-

9-73(a). Annual on case-by-case determination. OK ADC 252: 515- 9-73(b). Quarterly sampling for background water quality. OK ADC 252: 515-9-31. No CCR landfills in Oklahmoa have asked for or received approval for annual monitoring 8 years for new/existing on-site NHIW landfills. OK ADC 252: 515- 25-51. Oklahoma regs only require 8 years. Since current fed law does not require a 30-year post-closure period, Oklahoma's current requirement is hardly

deficient Partial. Less stringent requirements for NHIW landfills. Yes , reduced post-closure monitoring period for on-site NHIW landfills. OK ADC 252: 515-

25-51(a). No.

Pennsylvania Mar. 2001 Yes.25 PA ADC § 288.251. / Monofills exempt No. 25 PA ADC § 288.251. Within 200 feetof disposal area. 25 PA ADC § 288.252(b)(3). At leastone upgradient and three downgradient wells. 25 PA ADC § 288.252(a),(b). Ammonia-nitrogen, bicarbonate, calcium, chloride, fluoride,chemical oxygen demand, nitratenitrogen, pH, specific conductance, sulfate, total alkalinity, total organic carbon, total dissolved solids, turbidity, iron, manganese, magnesium, potassium, and sodium (quarterly); arsenic, barium, cadmium, chromium, copper, lead, mercury, selenium, silver, zinc, and VOCs (annually); and parameters detected in leachate collection, other constituents in the waste. 25 PA ADC § 288.254. Quarterly or annually , based on sampling parameters. 25 PA ADC § 288.254(1)--(4). Notspecified. 25 PA ADC § 288.182. Yes. Regs allow modification of groundwater monitoring sampling parameters and frequencies. 25 PA ADC § 288.254(5)(b). No. No.

South Carolina 5/23/2008 Possibly.SC ADC 61-107.19 Part V.E.258.50. / Waiver available. Yes/ CCRs considered a Class 3 waste which requires GW monitoring / no citation of state code No.SC ADC 61-107.19 Part V.E.258.50(a), (c) W ithin150 meters of waste management unit boundary. SC ADC 61-107.19 Part V.E.258.51(a)(2). At least one background/upgradient andone downgradient well. SC ADC 61- 107.19 Prt V.E.258.51(a), (d). pH, specific conductance, antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc, and certain organics. SC ADC 61-107.19

Appx IV. Quarterlyfor first year to establish baseline, SC ADC 61- 107.19 Part V.E.258.53(e); semiannual . SC ADC 61-107.19 Part

V.E.258.54(b). 30 years. SC ADC 61-107.19 Part V.F.258.61(a). No. No. TCLP determines if waste goes to a Class II or Class III facility. SC ADC 61-107.19 Part I.C.

South Dakota Adopted 7-26-1990. Amended 10-4-1993. Possibly.SD ADC 74:27:19. / Variances available No.SD ADC 74:27:19:02. Within150 meters of waste management unit boundary. 40 CFR 258.51(a)(2). At least one upgradient and three downgradient wells. SD ADC 74:27:19:03. Antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc, and various organics. SD ADC 74:27:19:04 (40 CFR Part 258 Appx. I). Semi-annual . SD ADC 74:27:19:05. 30 years . SD ADC 74:27:15:08. No. No. No.

Tennessee TN ADC 1200-01-07-.01--.04 adopted in

1974; amended in 2008. / CCR usually Class

II Possibly. Class I and II. TN ADC 1200-01-07- .04(7). / Variances/waiver available. No.TN ADC 1200-01-07- .04(1)(b). Within150 meters of waste management unit boundary. TN ADC 1200-01-07-.04(7)(a)(2). At leastone upgradientandtwo downgradient wells. TN ADC 1200-01-07-.04(7)(a)(3). Regs require sampling for antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, fluoride, lead, mercury, nickel, selenium, silver, thallium, vanadium, zinc, and various organics . TN ADC 1200- 01-07-.04 Appendix I. Semi-annual or annual , per discretion of Commissioner. TN ADC 1200-01-07-.04(7)(b)(3). 30 years unless alternative is approved in post-closure care plan. TN ADC 1200-01-07-

.04(8)(d). No. No. No.State Regulation date Monitoring required at landfills Grandfathering of old landfills Monitoring location Minimum number of wells Sampling parameters Monitoring frequency Post-closure monitoring period Monofill exemption Onsite exemption Exemption based on TCLP results Table 1: State Groundwater Monitoring Requirements: Coal Combustion Waste Landfills

Texas 2004 (Chap 335); 2006 (Chap 330); 2009 amendments. Yes.30 TX ADC 335.592. / on-site exempt Yes. 30 TX ADC 330.401. Within 500 ft downgradient of waste unit boundary; no more than 600 feet apart. 30 TX ADC 330.403(a)(2). At least one ; "sufficient number." 30 TX ADC 330.403(a)(1). Antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc, and various organics. 30 TX ADC 330.419. Semi-annual. 30 TX ADC 335.590(24)(D); 330.407. 30 years. 30 TX ADC 330.463. No. Yes. No.

Utah CCW excluded from definition of solid waste. UCA 1953 §19-6-102(18) No. N/A N/A N/A N/A N/A N/A Yes. Excluded from definition of solid waste. N/A N/A

Virginia 9/24/2003 Possibly.Monitoring required for "all landfills". 9 VA ADC 20-80-300; 20-80-250(C)(16); 20-80- 270(12). / Waiveravailable. Yes-9 Vac 20-80

and 9 VAC 20-85 No.9 VA ADC 20-80-240; 20-80- 60(C)(5). Waste management unit boundary. 9 VA ADC 20-80- 300(A)(3)(a)(2). At least one upgradient and three downgradient wells. 9 VA ADC 20-80-300(A)(3)(f)(2). Phase I: Indicators (specific conductance, pH, TOC, TOX); Phase II -- Table 5.5 parameters. 9 VA ADC 20-80-30(C)(3), (4). Semi-annual . 9 VA ADC 20-80- 300(C)(3). 10 years . 9 VA ADC 20-80- 270(F)(1). No. No. No.

Washington 9/8/2000 Possibly. WAC 173-304-490(1). / Variances available. No. WAC 173-304-400(3)(a). Locations/depths from uppermost and all hydraulically connected aquifers. WAC 173-304- 490(2)(a). At least one upgradientand three downgradient wells. WAC 173-304-490(2)(a). Temperature, conductivity, pH, chloride, nitrate, nitrite, ammonia as nitrogen, sulfate, dissolved iron, dissolved zinc and manganese, COD, TOC, and total coliform. WAC 173-304- 490(2)(d)(i)(A)-(K). Quarterly. WAC 173-304- 490(2)(g). 20 years.WAC 173-304- 407(7)(a). No. No. No.

West Virginia 1-Jun-06 Yes. WV ADC s 33-1-3.8.d. Yes. WV ADC s 33-1-1(1.1.a.2). Within 150 metersof waste unit boundary. WV ADC s 33-1- 4(4.5.d.1.G). At least one upgradient and three downgradientwells. WV ADC s 33-1-3(3.8.d). Alkalinity, arsenic, barium, bicarbonate, hardness, boron, cadmium, calcium, chloride, total and hexavalent chromium, iron, lead, manganese, magnesium, sulfate, TDSs, TOC, specific conductance, zinc. WV ADC s 33-

1-5(5.5.b.3.A). Semi-annual. WV ADC s 33-1- 5(5.5.b.3.A). 30 years.WV ADC s 33-1-6(6.3). No. No. No.

Wisconsin Jul-96 Discretionary. WI ADC s NR 507.04. Yes.WI ADC s NR 507.02. Discretionary . WI ADC s NR 141.065(1); s NR 507.06. Discretionary. WI ADC s NR 507.19(1). Alkalinity, boron, COD, conductivity, pH, temp, GW elevation, hardness, sulfate. WI ADC s NR 507 Appx 1, Table 2. BOD5, conductivity, pH, alkalinity, boron, cadmium, chloride, COD, hardness, iron, lead, manganese, mercury, selenium, sulfate, TSS.

Table 4. Semi-annual. WI ADC s NR 507.19(3); Appx 1, Table 2. Not specified. WI ADC s NR 514.06(11). Yes , exempt from GW monitorig of VOCs. WI ADC s NR 507.18(3)(a). No. No.

Wyoming Effective Date: November 28, 1990 AMENDED: May 25, 1995 October 15, 1998 Possibly.WY ADC ENV SW Ch. 3 s. 6. / Waiver available. Groundwater monitoring has been required at all CCR landfills in WY No. WY ADC ENV SW Ch. 3 s. 6(b)(i)(A)(VI). Within 150 meters of facility waste boundary. WY ADC ENV SW Ch. 3 s. 6(b)(i)(B)(I). At least one ; "sufficient number." WY ADC ENV SW Ch. 3 s. 6(b)(i)(B)(I). Antimony, arsenic, barium, beryllium, cadmium, chromium, cobalt, copper, lead, nickel, selenium, silver, thallium, vanadium, zinc, and numerous VOCs. WY ADC ENV SW Ch. 3 s. 6(b)(i)(D)(I); Appx A. Semi-annual. WY ADC ENV SW Ch. 3 s. 6(b)(i)(D)(I). 30 years.WY ADC ENV SW Ch. 3 s. 7(q)(i). No. No. No.State

Alabama

Arizona

Colorado

Florida

Georgia

Illinois

Indiana

Iowa Regulation date Monitoring required at impoundments Grandfathering of old impoundments Monitoring location Minimum number of wells Sampling parameters Monitoring frequency Post-closure monitoring period Monofill exemption Onsite exemption Exemption based on TCLP results

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Limited impoundment regs. 6 CO ADC 1007-2 Part 1, Section 9 Yes.6 CO ADC 1007-2:1-9.5.8 / on-site exempt

/ SI's are required to have upgradient and downgradient monitoring wells on-site not exempt Site-specific. 6 CO ADC 1007- 2:1-9.1.4. Not specified. At least one upgradient and one downgradient well. 6 CO ADC 1007-2:1-9.5.8. Colorado disagrees with EJ's assertion that 1-up and 3-down is means for being "qualified". Indicator parameters determined as appropriate after review of initial waste and aquifer water analyses. 6 CO ADC 1007-2:1-9.5.8. Class I and II Impoundments : quarterly. Class III Impoundments : annually(if required). 6 CO ADC 1007-2:1- 9.8.6 30 years . 6 CO ADC 1007-2:1-3.6.3. No. Yes.6 CO ADC 1007-2:1-1.4. No.

Regs appply to leachate collection impoundments only. 62 FL ADC 62-701.400(6). No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Sections 606, 615 and 616 adopted in 1992. Limited, ONLY where on-site impoundments within "setback zone" or "regulated recharge area." 35 IL ADC 616.441;

616.443

. Yes,though some requirements and forced closures of existing plants in min/max setback zones were enacted at 35 IL ADC

615.441

. Not specified. Not specified. Specific conductance, pH, total organic carbon, total organic halogen, other per discretion. 35 IL ADC 616.207(a)(1)

. Q uarterly

. 35 IL ADC 615.207(a); 616.207(a) . May step down to semi-annual monitoring if 2 years compliance. 35 IL ADC 615.207(b); 616.207(b)

. 5 yearsif closed in place. 35 IL ADC 615.202(b);

616.202(b)

. If removed, not specified. 35 IL ADC

616.447(a)

. No. No. No.

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A Table 2: State Groundwater Monitoring Requirements: Coal Combustion Waste Surface ImpoundmentsState

Alabama Kansas

Kentucky

Louisiana

Maryland

Michigan

Minnesota

Mississippi

Missouri Regulation date Monitoring required at impoundments Grandfathering of old impoundments Monitoring location Minimum number of wells Sampling parameters Monitoring frequency Post-closure monitoring period Monofill exemption Onsite exemption Exemption based on TCLP results Table 2: State Groundwater Monitoring Requirements: Coal Combustion Waste Surface Impoundments

CCW facilities regulated on permit-by-permit basis. KS ADC

28-29-6. Discretionary. KA ADC 28-29- 19. Yes - required Not specified. Discretionary. KA ADC 28-29- 19. Discretionary. KA ADC 28-29- 19. Discretionary. KA ADC 28-29- 19. Discretionary. KA ADC 28-29-19. No regs. N/A N/A N/A

No regs. No specifc regs were cited in their comments. SIs do not have similar requirements under Kentucky regs. Theowners/operators receive a permitby-rule which exempts owners/operators from most permitting requirements No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Adopted Feb. 1993. Amended

Apr. 2008. Yes.LAC 33:VII.805.A. No. LAC 33:VII.403 Within 150 meters downgradient of unit.; no more than 800 feet apart LAC 33:VII.805.A.1.b. At least one upgradient andtwo downgradient wells per zone. LAC 33:VII.805.A.2. Permit-specific. Include indicators. LAC 33:VII.805.C,D; 33:VII.3005.Appx C. Quarterlyin first year; then semiannual . LAC 33:VII.805.C. 30 years , if operating after 10/9/93; 3 yearsif stopped receiving waste before 10/9/93. LAC

33:VII.711.F.2. No. No. No.

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Industrial waste SIs closed as landfills. MI ADC R.299.4309. Only variances granted have been for grandfathered disposal sites prior to 1978 Limited. Post-closure monitoring. MI ADC R.299.4309.2. Yes - Michigan requires groundwater monitoring at all surface impoundments Not specified. The only exemptions that have been granted are for grandfathered-in sites that don't have usable aquifers or are regulated by NPDES permits. No requirement. At least one background/upgradientand one downgradientwell. MI ADC R.299.4318.8. all newly permited facilities have extensive monitoring ranging from 3-6 upgradient wells and from 5-15 downgradient wells. Primary inorganic indicators. MI ADC R.299.4318.5. Quarterly , during operation. Biannuallypostclosure. MI ADC R.299.4315(15). 30 years.MI ADC R.299.4318(4). No. No. No.

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/AState

Alabama

Montana

Nevada

New Hampshire

New Jersey

New Mexico

New York

North Carolina Regulation date Monitoring required at impoundments Grandfathering of old impoundments Monitoring location Minimum number of wells Sampling parameters Monitoring frequency Post-closure monitoring period Monofill exemption Onsite exemption Exemption based on TCLP results Table 2: State Groundwater Monitoring Requirements: Coal Combustion Waste Surface Impoundments

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. Yes - NH stated that landfills and SI's fall under the solid waste regs. They provide citations for these regs. They are regulated in a Subtitle D-like

manner No. Yes - NH claims that monitoring is required under the solid waste regs for SIs N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Adopted 1988. Amended 2006. Yes.6 NY ADC 360-6.5(d). / Variances available No.6 NY ADC 360-6.1. Within50 feet downgradient of waste boundary; no more than 500 feet apart. 6 NY ADC 360- 2.11(c)(1)(i)(e). At least one upgradient and two downgradient wells. 6 NY ADC

360-6.5(d). Routine parameters (indicators): kjeldahl nitrogen, ammonia, nitrate, COD, BOD, TOC, TDS, sulfate, alkalinity, phenols, chloride, bromide, hardness, cadmium, calcium, iron, lead, magnesium, manganese, potassium, sodium. Baseline parameters: (routine plus:) color, boron, aluminum, antimony, arsenic, barium, beryllium, chromium, cobalt, copper, cyanide, lead, selenium, thallium, vanadium, zinc, various

organics. Expanded parameters: (routine, baseline, plus:) mercury, nickel, silver, sulfide, tin. (Does NOT include flouride or molybdenum.) 6 NY ADC 360-2.11(d)(6). Quarterly.First year: sample for expanded parameters once; for baseline parameters thrice. 6 NY ADC 360- 2.11(c)(5)(i)(b). Ongoing monitoring: sample for baseline parameters once a year; for routine parameters thrice. 6 NY ADC 360- 2.11(c)(5)(ii). N/A No. No. No.

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/AState

Alabama

North Dakota

Ohio

Oklahoma

Pennsylvania

South Carolina

South Dakota

Tennessee Regulation date Monitoring required at impoundments Grandfathering of old impoundments Monitoring location Minimum number of wells Sampling parameters Monitoring frequency Post-closure monitoring period Monofill exemption Onsite exemption Exemption based on TCLP results Table 2: State Groundwater Monitoring Requirements: Coal Combustion Waste Surface Impoundments

12/1/1992 Yes.ND ADC 33-20-13-02. / Variancesavailable No. ND ADC 33-20-13-02(1). Within 500 feet from unit. ND ADC 33-20-13-02; 33-20-13-03. One upgradient and at least two downgradient wells. ND ADC 33-

20-13-02(2)(a). Permit-specific. Include indicators. ND ADC 33-20-13-03,

Table 1. Semi-annual. ND ADC 33-20-13-02. 30 years.ND ADC 33-20-04.1-09(5)(b). Yes.ND ADC 33-20-05.1-02. No. No.

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

6/12/2000 No regs - Oklahoma does not currently have, nor has ever had, any surface impoundments constructed for CCR storage Discretionary . OK ADC 252: 616- 5-4. No. OK ADC 252: 616-3-1. No. At least one upgradient and two downgradient wells. OK ADC 252: 616-5-4(2). Not specified. OK ADC 252: 616- 5-4(3)(C). Not specified. OK ADC 252: 616-5- 4(3)(C). Not specified. OK ADC 252: 616-13-5(3). No. No. No.

Jan. 13, 2001 Yes . 25 PA ADC 289.261. No. 25 PA ADC 289.261. Within 200 feet of disposal area. 25 PA ADC 289.262(b)(3). At least one upgradientwell. 25 PA ADC 289.262(a)(1). At least three downgradientwells. 25 PA ADC 289.262(a)(2). Ammonia-nitrogen, bicarbonate, calcium, chloride, fluoride,chemical oxygen demand, nitratenitrogen, pH, specific conductance, sulfate, total alkalinity, total organic carbon, total dissolved solids, turbidity, iron, manganese, magnesium, potassium, and sodium (quarterly); barium, cadmium, chromium, copper, lead, mercury, selenium, silver, zinc, and VOCs (annually) ; and parameters detected in leachate collection, other constituents in the waste. 25 PA ADC 289.264. Quaterly/annually

, based on sampling parameters. 25 PA ADC 289.264(a)(1)-- (4). N ot specified. Closure plan must include schedule

for water quality monitoring. 25 PA ADC 289.172. No. No. No.

No regs. SI's are regulated under the SC Pollution Control Act. State regs not cited. No. GW monitoring may be required under the regs promulgated pursuant to the PCA. N/A N/A N/A The number of monitoring wells is site-specific depending on hydrogeologic characteristics of

the site N/A N/A N/A Yes: Class III - 30 yrs, Class II - 20 yrs SC claims that all wastewater treatment units are required to be closed out per regulation. N/A N/A N/A

No regs. THERE ARE NO SI'S IN SOUTH DAKOTA No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/AState

Alabama Texas

Utah

Virginia

Washington

West Virginia

Wisconsin

Wyoming Regulation date Monitoring required at impoundments Grandfathering of old impoundments Monitoring location Minimum number of wells Sampling parameters Monitoring frequency Post-closure monitoring period Monofill exemption Onsite exemption Exemption based on TCLP results Table 2: State Groundwater Monitoring Requirements: Coal Combustion Waste Surface Impoundments

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. No. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Regs apply if closed in place as landfill. 9 VA ADC 20-80-380. Limited. Post-closure monitoring. 9 VA ADC 20-80-380(B). State may require GW Monitoirng N/A Waste management unit boundary. 9 VA ADC 20-80- 300(A)(3)(a)(2). At least one upgradient and three downgradient wells. 9 VA ADC 20-80-300(A)(3)(f)(2). Not specified. Not specified. Not specified. No. No. No.

9/8/2000 Possibly. Must have either GW monitoring ORleachate detection/ collection/ treatment. WAC 173-

304-430(2)(f). No. WAC 173-304-400(3)(a). Locations/depths from uppermost and all hydraulically connected aquifers. WAC 173-304- 490(2)(a). At least one upgradientand three downgradient wells. WAC 173-304-490(2)(a). Temperature, conductivity, pH, chloride, nitrate, nitrite, ammonia as nitrogen, sulfate, dissolved iron, dissolved zinc and manganese, COD, TOC, and total coliform. WAC 173-304- 490(2)(d)(i)(A)-(K). Quarterly. WAC 173- 304-490(2)(g). 20 years.WAC 173-304-407(7)(a). No. No. No.

1-May-90 Discretionary.WV ADC s 33-1- 4(4.8.c.3.D). No.Regs require retrofitting of old SIs. WI ADC s 33-1- 4(4.8.c.3.B). Within 150 metersof waste unit boundary. WV ADC s 33-1- 4(4.5.d.1.G). At least one upgradient and three downgradient wells (per DEP discretion ). WV ADC s 33-

1-4(3.8.c.3.D). Alkalinity, arsenic, barium, bicarbonate, hardness, boron, cadmium, calcium, chloride, total and hexavalent chromium, iron, lead, manganese, magnesium, sulfate, TDSs, TOC, specific conductance, zinc. WV ADC s 33-

1-5(5.5.b.3.A). Semi-annual. WV ADC s 33-1- 5(5.5.b.3.A). N/A No. No. No.

Discretionary regulation of industrial lagoons not licensed under other solid waste provisions. WI ADC s NR 213.02. Discretionary.WI ADC s NR 213.08(3)(a). N/A Discretionary . WI ADC s NR 141.065(1); s NR 507.06. Discretionary . WI ADC s NR 507.19(1). Discretionary . WI ADC s NR 213.08(3)(b). Discretionary . WI ADC s NR 213.08(3)(b). Discretionary . WI ADC s NR 213.07. N/A N/A N/A

No regs. No. Yes (WDEQ SHWD Response) WDEQ WQD may require pre- and post-construction

monitoring N/A N/A N/A N/A N/A N/A Yes - Equivalent to Subtitle D N/A N/A N/AState

Alabama

Arizona

Colorado

Florida

Georgia

Illinois

Indiana

Iowa Grandfathering of old landfills Liner type Leachate collection system Cap Financial assurance Daily Cover Dust controls Run-on, run-off controls Monofill exemption Onsite exemption Exemption based on TCLP results

N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

Yes.6 CO ADC 1007-2:1-1.3.2. Composite (30-mil FML upper; 2 feet compacted soil), soil (3 feet),

or recompaction . 6 CO ADC 1007-2:1-3.2.5(C). All landfills in CO require liners Yes. 6 CO ADC 1007-2:1- 3.2.5(D). Composite (30-mil geomembrane barrier upper; 6-inch soil foundation layer) or soil (18-inch earthen infiltration layer; 6-inch erosion layer). 6 CO ADC 1007-2:1-3.5.3. Yes , closure, post-closure, and corrective action. 6 CO ADC 1007-2:1-1.8. Yes.6 inches of earth. 6 CO ADC 1007-2:1-3.3.4. Yes.6 CO ADC 1007-2:1-2.1.3. Yes.6 CO ADC 1007-2:1-2.1.6. No. Yes. 6 CO ADC 1007-2:1-1.4. No.

Yes. Design requirements apply to new construction and lateral expansion. 62 FL ADC 62-

701.400. Class I : Composite(60-mil HDPE geomembrane upper; 6- inch lifts for lower) or double(60- mil HDPE geomembrane upper and lower; 6-inch subbase or geosynthetic clay liner). 62 FL ADC 62-701.400(3). Yes. 62 FL ADC 62-701.400(3). Soil , geomembrane, or composite. 62 FL ADC 62- 701.600(g). Yes , for closure, post-closure, and corrective action. 62 FL ADC 62-

701.630. Class I: Yes, daily. 62 FL ADC 62-701.500(7)(e)(1). Yes. 62 FL ADC 62-701.300(15). Yes.62 FL ADC 62-701.400(5). No. No. No.

Yes.GA ADC 391-3-4-.07(1). Design requirements apply to new construction and lateral expansion. Composite(30-mil FML upper; 2- foot compacted soil lower), required in areas with certain pollution susceptibility. GA ADC 391-3-4-.07(1)(d)(1). Yes.GA ADC 391-3-4-.07(1)(d). Soil . GA ADC 391-3-4-.07(f), (i). Yes , for closure, post-closure, and corrective action. GA ADC 391-3-

4-.13. Yes.6 inches. GA ADC 391-3-4- .07(3)(e). No. Yes.GA ADC 391-3-4-.07(3)(i). Yes -- discretionary variance available . GA ADC 391-3-4-

.07(4)(a). No. No.

Yes, partial. Existing landfills exempt from rqmts for: (1) location; (2) foundation/mass stability; (3) final cover; (4) liner and leachate collection; and (5) hydrogeo site investigation. 35 IL ADC 814.302; 814.402; 814.502. Soil (5-foot compacted earth). 3- to-5-foot thick liner permitted if overlain by 60-mil geomembrane. / Alternative per discretion. 35 IL

ADC 811.306. Yes. 5 IL ADC 811.307; 35 IL ADC 811.308. Soil (3-foot compact earth Low Permeability Layer; Final Protective Layer). / More protective alternative. 35 IL ADC

811.314. Yes, for closure. 35 IL ADC 807.600--666; 811.700--720. Yes.Six inches soil or alternative . 35 IL ADC 811.106. 1 foot compacted clean soil as intermediate cover. 35 IL ADC

811.313. Yes, but unspecified. 35 IL ADC 811.107(g). No. Yes

, for CCW/FGD monofills using "Poz-O-Tec" technology -- where waste processed via patented stabilizing technology. 35 IL ADC 816.520 . Poz-O-Tec CCW monofills are exempt from the requirements of: 811.307 [leachate drainage], 811.308 [leachate collection], 811.309 [leachate treatment and disposal] if 12 criteria are met. No. No.

Yes. Landfills closed prior to 4-14- 1996 grandfathered. 329 IAC 10- 6-1(a). Liner design requirements apply to new sites. 329 IAC 10-26-

1. Low permeability soil . 10 to 15

feet thick for Type I sites. 5 to 10 feet for Type II sites. 329 IAC 10- 26-1(2). At least 3 feet for Type III sites. 329 IAC 10-34-1. Type

IV exempt Required only if karstterrain. 329 IAC 10-3-4(b)(4). Surface leachate collection required for Type I and II. 329 IAC 10-28-15. Soil : Type I : Clay (2 to 4 feet, depending on slope); 6 inches topsoil; vegetative cover. 329 IAC 10-30-2. Type II : Clay or soil (2 feet); 6 inches topsoil; vegetative cover. 329 IAC 10-30-3. Type III : Soil (2 feet); 6 inches topsoil; vegetative cover. 329 IAC 10-36-11(a). Yes , for closure and post-closure. 329 IAC 10-39-1. Type 1: Yes (6 inches); Type II: monthly; Type III: annually. 329

IAC 10-28-12. Yes. 329 IAC 10-3-4(c)(1); 10-24- 5(3); 10-28-4(b); 10-32-4(3); 10-

36-4(b). Yes. 329 IAC 10-28-10; 10-28- 15(a); 10-36-10; 10-36-15(a). Exemption based on volume. Site receiving less than 100 cubic yards of CCW per year from generators who produce less than 100 cubic yards a year. 329 IAC

10-3-1(10). No. Yes. TCLP used to determine disposal at Type I, II, III, or IV facility. Type IV exempt.

No.IA ADC 567-103.1. Not specified. Yes- Iowa states that landfills need to have controls in place to protect GW and SW Not specified. Iowa states that landfills need to have controls in place to protect GW and SW. Since 2007, all new CCR landfills and site expansions have installed leachate collection systems despite a regulatory requirement Compacted soil (2 feet); 1 foot topsoil for vegetation. IA ADC 567-103.1(5). Yes , for closure, post-closure, and corrective action for sites accepting waste after 10-31-2007. IA ADC 567-103.3. Discretionary (if dust at issue). IA ADC 567-103.1(4)(b). state regs requires that after waste is deposited, it must be treated to control fugitive dust. If dust is not adequately controlled thendepartment may require sitespecific controls Yes. IA ADC 567-103.1(3)(b); (4)(b). Yes. IA ADC 567- 103.1(3)(c). No. No. No. Table 3: State Environmental Control Requirements for Coal Ash LandfillsState

Alabama Kansas

Kentucky

Louisiana

Maryland

Michigan

Minnesota

Mississippi

Missouri Grandfathering of old landfills Liner type Leachate collection system Cap Financial assurance Daily Cover Dust controls Run-on, run-off controls Monofill exemption Onsite exemption Exemption based on TCLP results Table 3: State Environmental Control Requirements for Coal Ash Landfills

Not specified. Not specified. Not specified. Not specified. Not specified. Yes - required Not specified. Not specified. Not specified. N/A N/A N/A

N/A Discretionary. 401 KAR 45:110

(sec.1)(1),(4). No mandate for specific liner but protection of GW above the MCL is required Discretionary. 401 KAR 45:110 (sec. 1)(7). Not specified. 401 KAR 45:110 (sec.5)(2). Yes,for closure and post-closure care. 401 KAR 45:080 (sec.5)

and (sec.6). No. No specifc regs in place, but terms of acquiring a permit mandate that no waste site violate applicable air pollution requirements contianed in KRS Chapter 224 or 401 KAR Cahpters

50 to 63 No. Discretionary. 401 KAR 45:110(sec.1)(7). No. No. No.

No. LAC 33:VII.403 Composite(30-mil geomembrane; 3-foot clay) or alternative. LAC 33:VII.711.B.5.c. Yes. LAC 33:VII.711.B.5.c.i. Clay (24 inches) and geomembrane ; 6-inch topsoil; or alternative

. LAC 33:VII.711.E.3.a. Yes , for closure and post-closure. LAC 33:VII.1303. Yes. 6 inches clayor approved alternative

. LAC 33:VII.711.B.2.b. No Yes required Yes.LAC 33:VII.711.A.6. No. No. No.

Yes.Facilities authorized before 12-1-08 may continue to operate, but MDE may modify existing authorization. COMAR 26.04.10.04(E). Clay (at least 1 foot) or synthetic (30 mil single reinforced membrane or 50 mil unreinforced). COMAR 26.04.07.07(C)(12)(a)(ii). Yes.COMAR 26.04.07.07(C)(12)(c). Clay (1 foot) or synthetic (20 mil, 1.0 x 10-10 cm/sec permeability). 6-inch drainage layer; 2-foot earthen cover; perennial vegetative coevr. COMAR No. Discretionary . COMAR 26.04.07.19(E)(3). Yes. Fencing or other barriers required. COMAR 26.04.07.19(E)(12). CCW facilities to be designed to contain CCW and prevent air pollution. Yes.Permit app to include runoff/run-on controls. COMAR 26.04.07.20(A)(11). CCW facilities to be designed to prevent contact with waters of the US. No. No. No.

Yes. Existing (as of 1993) lowhazard industrial waste piles exempt. MI ADC R.299.4129. Compositeor synthetic(30-mil) OR natural soil barrier. MI ADC R.299.4307.2. Alternatives per application for low-hazard industrial waste landfills. Yes. MI ADC R.299.4308. Erosion layer (6 inches earthen material for vegetation); infiltration layer (2 feet compacted soil OR felxible membrane liner); 2 feet of additional soil; or alternative. MI ADC R.299.4304.6. Low-hazard industrial waste landfills on natural soil sites may install cover not designed to minimize infiltration. MI ADC R.299.4304.7. Yes,closure and post-closure. MI ADC R.299.4922.4. No. Yes. MI ADC R.299.4315.5. Yes. MI ADC R.299.4315.13. No. No. Yes. MI ADC R.299.4311.

Not specified. Soil (4 feet) or composite (2-foot soil and 60-mil unreinforced membrane or 30-mil reinforced membrane). 12-inch soil drainage layer. MN ADC 7035.2815.7.D,E. Yes. MN ADC 7035.1700.T; 7035.2815.9. Soil (24 inches) or synthetic (30- mil). 12-inch layer, of which 6 inches topsoil; vegetative cover. MN ADC 7035.2815.6.; 7035.1700.Y. Yes , for closure, post-closure, and corrective action. MN ADC 7035.2695. Yes , 6 inches. MN ADC 7035.1700.D. Yes. MN ADC 7035.1700.I. Yes. MN ADC 7035.1700.D,Y. No. No. No.

Yes.Landfills that stopped receiving waste before 9-23-93 are exempt. MS ADC 11-2- 4:IV.A.1, 2. Compositeor departmentapproved alternative.MS ADC

11-2-4:IV.C.1. Yes. / Alternative per department discretion. MS ADC 11-2- 4:IV.C.1. Soil : 18-inch earthen infiltration layer; 6-inch erosion layer for vegetation. / Alternative per department discretion. MS ADC

11-2-4:IV.E.2. Yes , for closure, post-closure care, and corrective action (if required). MS ADC 11-2-4:IV.F.1- 3. Federal/state owners exempt. MS ADC 11-2-4:IV.A.6. Ash Monofills : Not daily. MS ADC 11-2-4:IV.B.2. No. Yes.MS ADC 11-2-4:IV.B.7. Yes. Exempt from daily cover requirements. MS ADC 11-2-4:IV

.B.2. No. No.

Yes. Design and operation requirements apply to new construction/permits issued after rule. 10 CSR 80-11.010(1). Clay (at least 2 feet) or composite(2-foot lower soil layer). 10 CSR 80-11.010(10)(B). Yes

. 10 CSR 80-11.010(9)(A). Clay(1 foot); 1 foot soil for vegetation. 10 CSR 80- 11.010(14)(C)(3). Yes , for closure, post-closure, and corrective action. 10 CSR 80- 2.030(4)(B), (C). Not daily. Composition/frequency not specified. 10 CSR 80-11.010(13),

(14). Yes.10 CSR 80-11.010(12)(B); 10 CSR 80-11.010(16)(C)(4). Yes.10 CSR 80- 11.010(8)(B)(1)(F). No. No. No.State

Alabama

Montana

Nevada

New Hampshire

New Jersey

New Mexico

New York

North Carolina Grandfathering of old landfills Liner type Leachate collection system Cap Financial assurance Daily Cover Dust controls Run-on, run-off controls Monofill exemption Onsite exemption Exemption based on TCLP results Table 3: State Environmental Control Requirements for Coal Ash Landfills

Yes.MT ADC 17.50.501(4). Design requirements apply to new construction and lateral expansion. MT ADC 17.50.506. Class II Landfills : Composite(30- mil FML upper; 2-foot low permeability soil lower). MT ADC 17.50.506(1)(b)(i). Yes . MT ADC 17.50.506(1)(b)(ii). Soil : Class II and IV Landfills : 18- inch earthen infiltration layer; 6- inch earthen erosion layer; vegetation. MT ADC 17.50.530(1), (3). Yes,for closure, post-closure, and corrective action. MT ADC 17.50.540; 17.50.542. Yes , for Class II Landfills, 6 inches of earth. MT ADC 17.50.511(1). No. Yes . MT ADC 17.50.511(1)(j). No. No. No.

Yes.Liner design requirements apply to new construction and lateral expansion. NAC 444.681. Composite(30-mil flexible membrane upper; 2 feet low permeability soil). NAC 444.681(1)(b). Yes. NAC 444.681(1)(b). Soil : Low permeability; 18-inch earthen infiltration layer; 6-inch earthen erosion layer. NAC 444.6891(1). Yes , for closure, post-closure, and corrective action. NAC 444.685. Yes. 6 inches compacted earthen material. NAC 444.688. Yes.NAC 444.696. Yes.NAC 444.6885. No. No. No.

Yes.NH ADC ENV-SW 805.01(a)(1). Coal Ash Monofill : Single liner (soil , synthetic, or composite). NH ADC ENV-SW 805.14. NH's sole CCR landfill is lined with

plastic Yes , at all lined landfills. NH ADC ENV-SW 805.06. Impermeable composite cap : 12-inch soil base; 12 inches of sand; impermeable barrier of 40- mil geomembrane or soil; 18 inches sand or geonet and 12 inches sand; 4 inches topsoil/vegetation. Low permeable soil cap : 12- inch soil base; 18-inch soil infiltration layer; 4 inchestopsoil/vegetation. NH ADC ENVSW 805.10. Yes , for closure. NH ADC 1403.01. No. Yes-Required Env-Sw 806.03 No. Yes - Required Env-Sw 1005 requires facilities to control dust Yes.NH ADC ENV-SW 806.06. Yes . May be designed as singlelined facilities. NH ADC ENV-SW

902.04(b)(3). No. No.

Yes.NJ ADC 7:26-2A.1; 7:26-

2A.9(a). Clay, synthetic, or composite

. NJ ADC 7:26-2A.7(c). Yes.NJ ADC 7:26-2A.4(o); NJ ADC 7:26-2A.7(a)(1). Soil : 18-inch infiltration layer; 6- inch erosion layer. If synthetic bottom liner, synthetic membrane in final cover. NJ ADC 7:26-

2A.7(i). Yes . NJ ADC 7:26-2B.6(c)(12); 7:26-2A.9(f). Yes.6 inches daily. NJ ADC 7:26-2A.8(b)(7). Yes.NJ ADC 7:26-2A.8(b)(29). Yes.NJ ADC 7:26-2A.8(b)(12). No. No. No.

N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

Yes. 6 NY ADC 360-1.7(a)(3)(i);

360-2.13. Double composite liner (upper composite: 60-mil geomembrane; 18-inch soil layer -- lower composite: 60-mil geomembrane; 24-inch soil layer). 6 NY ADC 360-

2.13(f). Yes. 6 NY ADC 360-2.13(g). For unlined LFs : gas venting bottom layer; low permeability soil OR geomembrane; barrier protection layer; topsoil; For lined LFs : gas venting bottom layer; composite(soil AND geomembrane); barrier prtection layer; topsoil; vegetation. / Alternative. 6 NY ADC 360-

2.15(d). Yes,fo closure, post-closure, and corrective action (if required). 6 NY ADC 360-2.19(a)-(e). Thirdparty liability coverage. 6 NY ADC 360-1.12(b). Yes.6 inches compacted material. 6 NY ADC 360-2.17(c). Yes. 6 NY ADC 360-1.14(k). Yes. 6 NY ADC 360-2.7. Discretionary: DEC may impose additional or less stringent requirements for monofills. 6 NY ADC 360-2.14(a). No. No.

Yes. 15A NCAC 13B.1601. Composite(geomembrane + 24- inch compacted clay liner; OR geomembrane + geosynthetic clay liner + 18-inch compacted clay liner; OR 2 geomembrane liners with leachate drainage systems + 12-inch compacted clay liner; OR approved alternative). 15A NCAC 13B.1624(b). Yes.15A NCAC 13B.1624(b)(2). Soil : 18-inch earthen infiltration layer; 6-inch earthen erosion layer. 15A NCAC 13B.1627(c)(1). Yes , for closure, post-closure, andcorrective action for nongovernment-owned MSWLFs. 15A NC ADC 13B.1628. Yes.6 inches. 15A NC ADC 13B.1626(2). Yes.15A NCAC 13B.1626(6)(d). Yes.15A NC ADC 13B.1626(7),(8). No. Yes. N.C.G.S.A. § 130A-295.4. No.State

Alabama

North Dakota

Ohio

Oklahoma

Pennsylvania

South Carolina

South Dakota

Tennessee Grandfathering of old landfills Liner type Leachate collection system Cap Financial assurance Daily Cover Dust controls Run-on, run-off controls Monofill exemption Onsite exemption Exemption based on TCLP results Table 3: State Environmental Control Requirements for Coal Ash Landfills

Yes. ND ADC 33-20-01.1-02; 33-

20-03.1-04. Composite(3-foot clay; 60 mil FML) liner for landfills receiving wastes which may contain leachable organic constituents. ND ADC 33-20-07.1-01(4)(e). Soil (4 feet) for landfills that receive wastes containing water soluble constituents. ND ADC 33- 20-07.1-01(4)(d). Yes.ND ADC 33-20-04.1- 09(3)(e), 33-20-07.1-01(4). Clay/soil : 18 inches soil; 12 inches clay-rich soil; 6 inches plant growth material. / Alternative per agency discretion. ND ADC 33-20-07.1-02. Yes,for closure and third-party liability; for corrective action at agency's discretion. ND ADC 33-

20-14-01. Not daily. ND ADC 33-20-07.1- 01(1). Compaction required. ND ADC 33-20-07.1-01(3). Yes.ND ADC 33-20-04.1-02; 33- 20-07.1-01(1). Yes . ND ADC 3-20-04.1-09(3)(a). No. No. No.

Yes. OH ADC 3745-27-02(D)(8). Soil or composite, depending on Class (TCLP) . OH ADC 3745-30-

07. Yes. OH ADC 3745-27- 08(B)(1)(d). Composite (soil barrier layer; flexible membrane liner; drainage layer; cap protection layer). OH ADC 3745-27-08(B)(1)(f). Yes , for closure, post-closure, and corrective action of sanitary landfills. OH ADC 3745-27-15,

16, 18. Yes. OH ADC 3745-27-19(F). Yes. OH ADC 3745-27-19(B)(3). Yes. OH ADC 3745-27-19(J). Yes.Exempt from daily cover requirements. OH ADC 3745-30-

14(F). No. Yes.

Yes. OK ADC 252: 515-1-8. Composite(2-foot clay; 30 mil flexible membrane liner). OK ADC 252: 515-11-2(b); 252: 515- 11-31; 252: 515-11-51. / Alternative per DEQ discretion. OK ADC 252: 515-11-2. Yes.OK ADC 252: 515-13-1. Soil (24-inch barrier layer; 1-foot erosion layer for vegetation). OK ADC 252: 515-19-53(a). Yes , for closure, post-closure, and corrective action. OK ADC 252:515-27-3. Not daily. 6 inches earthen material, but no daily requirement. OK ADC 252: 515-19-51(a),(c)(2). DEQ has never received a complaint of blowing dust that could be attributed to daily cover

issues Yes,but unspecified. OK ADC 252: 515-19-36(c). Yes.OK ADC 252: 515-17-2. No. No. No.

Yes. But DEP may require closure. 25 PA ADC 287.111. Class I Landfills : • 6-inch subbase; clay or compositesecondary liner; 12- inch leachate detection zone; compositeprimary liner; 18-inch earthen protective cover including leachate collection system. 25 PA ADC 288.431--440. Class II Landfills: • 6-inch subbase; 12-inch leachate detection zone; compositeliner (geosynthetic upper and earthern compopsite); 18-inch earthen protective cover including leachate collection system. 25 PA ADC 288.531--539. Class III Landfills : • Attenuating soil (sand, loam, clay, silt). 25 PA ADC 288.624. Yes. 25 PA ADC 288.413; 288.451--457; 25 PA ADC 288.512; 288.551--557; 25 PA ADC 288.623(a)(7). Clay or geosynthetic (1.0 x 10-7 cm/sec permeability). Drainage layer over cap. 2-foot soil for vegetation. 25 PA ADC 288.234;

Appx. A. Bond for closure . 25 PA ADC 287.342. Insurance for thirdpartyclaims. 25 PA ADC 287.371. Yes.Composition not specified. 25 PA ADC 288.232. Yes, but unspecified. 25 PA ADC 288.217(a)(3). Yes. Final cover drainage and slope requirements. 25 PA ADC 288.234(a),(g). Runoff prevention included in leachate provisions. 25 PA ADC 288.513(c)(3); 288.454(a)(4); 288.413(c)(3). Surface drainage through sediment ponds. 25 PA ADC 288.243(g). Yes. Coal ash monofill characterized as a Class III Landfill. 25 PA ADC 288.621(b). Exempt from leachate system and liner requirements that apply to Class I and II landfills. No. No.

No.SC ADC 61-107.19.I.A.6 Class I : noliner rqmt; Class II : clayliner; Class III : Composite (30-mil FML upper; 2-foot compacted soil lower). SC ADC 61-107.19 Part V.D.258.40(a)(2). CCRs classified as Class III in SC Class III : Yes.SC ADC 61- 107.19 Part V.D.258.40(a)(2). Soil : Class III : 18-inch earthen infiltration layer; 1-foot earthen erosion layer. SC ADC 61-107.19 Part V.F.258.60(a). Yes , for closure, post-closure, andcorrective action for nongovernment-owned Class I, II, and III landfills. SC ADC 61-107.19

Part I.E. Class III : Yes. 6 inches daily. SC ADC 61-107.19 Part V.C.258.21(a). Yes.SC ADC61-107.19 Part IV.H.4.a.7.f; Part V.C.258.31(a). Yes.SC ADC 61-107.19 Part IV.D.2; Part V.C.258.26. Yes.Class III monofills exempt from composite liner requirement; only require 2-foot clay liner. SC ADC 61-107.19 Part V.D.258.40(3). No. TCLP determines if waste goes to a Class II or Class III facility. SC ADC 61-107.19 Part I.C.

Yes.SD ADC 74:27:12:01. Composite(2-foot compacted soil layer; 12-inch drainage layer; 60-mil flexible membrane liner). SD ADC 74:27:12:17. Yes.SD ADC 74:27:12:18. Soil : 18 inches compacted soil; 6 inches topsoil; vegetation. SD ADC 74:27:12:21. Yes , for closure, post-closure, and corrective action. May be required for enviro remediation. SD ADC 74:27:16. Yes . 6 inches daily. SD ADC 74:27:13:09. Yes.SD ADC 74:27:13:12. Yes.SD ADC 74:27:12:16. No. No. No.

Yes, partial. Pre-1990 facilities exempt from certain requirements. TN ADC 1200-01- 11-07-.04(1)(b)(2),(3). Composite. At least 30-mil FML upper component; 2-foot compacted soil lower component (for Class I and II facilities, unless Class II obtain a waiver).TN ADC 1200-01-07-.04(4)(a)(1). Yes. TN ADC 1200-01-07- .04(4)(a)(5), (7), (8). Soil (3 feet; top 12-inches topsoil; vegetative cover). TN ADC 1200- 01-07-.04(4)(a)(6); -.04(8). Yes , for closure. TN ADC 1200- 01-07-.03. No requirement for state or federally operatedfacilities or facilities with pre3/18/90 permits. Class I : Yes, 6 inches compacted soil or approved alternative. TN ADC 1200-01-07- .04(6)(a)(3); Class II : No

, not necessarily daily; depth and frequency of soil cover individualized by permit. TN ADC 1200-01-07-.04(6)(b). Yes.TN ADC 1200-01-07- .04(2)(j). Yes. TN ADC 1200-01-07- .04(2)(i), (n). No. No. No.State

Alabama Texas

Utah

Virginia

Washington

West Virginia

Wisconsin

Wyoming Grandfathering of old landfills Liner type Leachate collection system Cap Financial assurance Daily Cover Dust controls Run-on, run-off controls Monofill exemption Onsite exemption Exemption based on TCLP results Table 3: State Environmental Control Requirements for Coal Ash Landfills

Yes. 30 TX ADC 335.580. Composite (30 mil flexible membrane upper; 3-foot soil). 30 TX ADC 335.590(24)(A). / Alternativedesign per CEQ discretion. 30 TX ADC 330.335. Yes. 30 TX ADC 335.590(24)(B); 30 TX ADC 330.333. Composite (4 feet of "clay-rich soil material"); 18 inches topsoil; flexible synthatic membrane over aerial fill. 30 TX ADC 335.590(24)(E); 30 TX ADC

330.457. Yes , for closure, post-closure, corrective action, and third-party liability. 30 TX ADC 37.6021;

37.6031. Type I : Yes(6-inch earth); Type IV : Weeklycover. / Waiver per CEQ discretion. 30 TX ADC

330.165. Yes , but unspeficied. 30 TX ADC 335.590(23). Yes.30 TX ADC 335.590(24)( No. No. No.

N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A

Yes.9 VA ADC 20-80-60(B). Soil (1-foot compacted soil; 1-foot drainage layer) or synthetic (30- mil FML; 12-inch drainage layer). 9 VA ADC 20-80-270(B)(14). Yes. 9 VA ADC 20-80- 250(B)(11); 20-80-290. Soil (18-inch infiltration layer; 6- inch erosion layer). 9 VA ADC 20- 80-270(E)(1); 20-80-250(E)(1). Yes , for closure, post-closure, andcorrective action for nongovernment-owned solid waste facilities. 9 VA ADC 20-70-90. Discretionary . 9 VA ADC 20-80- 270(C)(12)(c). Yes . 9 VA ADC 20-80- 270(C)(12)(c). Yes.9 VA ADC 20-80-250(B)(6). No. Yes.Expansion of pre-10-9-93 on-site landfills exempt from certain requirements. 9 VA ADC 20-80-60(C)(1). No.

No.Design standards apply to new construction and expansions. WAC 173-304-460. Clayor other material (four feet). WAC 173-304-460(3)(c)(i). Alternative design: two liners (50 mils synthetic upper; 2-foot clay or other material liner). WAC 173- 304-460(3)(c)(ii). Yes. WAC 173-304-460(3)(b). Low permeability soil (2 feet); 6- inch topsoil final cover; vegetation. WAC 173-304- 460(3)(e)(i)-(iii). Yes, for closure and post-closure of new, expanded, and exisiting as of 11-27-89 facilities. WAC 173-304-467. No.Compaction required. WAC 173-304-460(4)(d)(ii). Yes. WAC 173-304-410(2)(j). Yes. WAC 173-304-460(3)(a)(iii)- (iv). No. No. No.

Yes. Liner system requirements apply to landfills placed in operation after 5-1-90. WV ADC s 33-1-5(5.5.b.1). Clay (18 inches) and synthetic liner (60 mil ) or 2-foot clay liner. WV ADC s 33-1-5(5.5.b.1.A/B). Yes.WV ADC s 33-1-4(4.8); s 33- 1-5(5.5.b.1.A). Clay (1 foot). WV ADC s 33-1- 6(6.1.e.1.A.2). Yes,closure, post-closure care, and corrective action. WV ADC s 33-1-3(3.13). Non-commercial facilities exempt. Yes. Composition not specified. WV ADC s 33-1-4(4.6.a.1.H). Yes. WV ADC s 33-1-4(4.5.g.1). Yes.WV ADC s 33-1-4(4.5.g.5); s 33-1-6(6.1.e.1.E). No. No. No.

Yes.Regs apply to new construction and expansion of old facilities. WI ADC s NR 504.05. Composite liner (60 mil geomembrane upper; 4-foot clay lower). WI ADC s NR 504.06(1)(a). Yes.WI ADC s NR 504.06(5). Clay(2 feet) or geosynthetic clay liner (GCL) over 2 feet of soil. WI ADC s NR 504.07(4). Yes , for closure, long-term care, and remedial action. WI ADC s

NR 520.05. Not daily . WI ADC s NR 506.05(2). Yes.WI ADC s NR 506.07(1)(n). Yes.WI ADC s NR 504.07(2). No. No. No.

No. WY ADC ENV SW Ch. 3 s.

2(a)(i). Clay (at least 2 feet). WY ADC ENV SW Ch. 3 s. 4(k)(i). WY believes that CCR landfills should be afforded the same opportunity to demonstrate that a liner is not needed as Subtitle D provides for

MSW landfills Yes.WY ADC ENV SW Ch. 3 s. 3(j). Subsoil (2 feet); topsoil (6

inches). WY ADC ENV SW Ch. 3

s. 7(d). Yes , for closure, post-closure, and

corrective action. WY ADC ENV

SW Ch. 7 s. 3 Not daily. Every 31 days. Composition not specified. WYADC ENV SW Ch. 3 s. 5(q). / Oneacre and larger CCW facilities may cover coal ash less frequently. WY ADC ENV SW Ch. 3 s. 5(q)(i). Yes.WY ADC ENV SW Ch. 3 s. 5(n). Yes. WY ADC ENV SW Ch. 3 s. 4(i); s. 5(u), (v). Yes.Exempt from liner requirements. WY ADC ENV SW Ch. 3 s 4(j)(iv). Less stringent cover requirements. WY ADC ENV SW Ch. 3 s 5(q)(i). No. No.State

Alabama

Arizona

Colorado

Florida

Georgia

Illinois

Indiana

Iowa Regulation date Grandfathering of old impoundments Liner type Leachate collection system Cap Financial assurance Run-on, run-off controls Monofill exemption Onsite exemption Exemption based on TCLP results

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Limited impoundment regs. 6 CO ADC 1007-2 Part 1, Section 9 Site-specific. 6 CO ADC 1007- 2:1-9.1.4. Discretionary. Class I Impoundments : double liners with high permeability collection layer between; Class II Impoundments : single liner. 6 CO ADC 1007-2:1- 9.3; 9.4. All SIs are required to have liners that meet certain performance criteria No collection system. Monitoring system required. 6 CO ADC 1007-

2:1-9.3. N/A N/A Yes - Required N/A N/A Yes.6 CO ADC 1007-2:1-1.4. N/A

Regs appply to leachate collection impoundments only. 62 FL ADC 62-701.400(6). N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Limitedimpoundments regs: if located in "setback zone" or "regulated recharge area" (water supply areas). 35 IL ADC 616.441. Yes . Some requirements and forced closures of existing plants. 35 IL ADC 615.441. Two or more liners with leachate collection between. Lower liner may be composed of 5-foot thick layer of clay or "other natural material" with specified permeability. 35 IL ADC 616.444. Yes.Between liners. 35 IL ADC 616.444. Yes,but material unspecified. Must have same or lower permeability than lower liner. 35 IL ADC 616.447(b)(3)

. No. No. No. No. No.

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A Table 4: State Environmental Requirements for Coal ash Surface ImpoundmentsState

Alabama Kansas

Kentucky

Louisiana

Maryland

Michigan

Minnesota

Mississippi

Missouri Regulation date Grandfathering of old impoundments Liner type Leachate collection system Cap Financial assurance Run-on, run-off controls Monofill exemption Onsite exemption Exemption based on TCLP results Table 4: State Environmental Requirements for Coal ash Surface Impoundments

No regs. N/A N/A N/A N/A N/A Yes - required N/A N/A N/A N/A

No regs. No specifc regs were cited in their comments. SIs do not have similar requirements under Kentucky regs. Theowners/operators receive a permitby-rule which exempts owners/operators from most permitting requirements N/A N/A N/A N/A N/A N/A N/A N/A N/A

Adopted Feb. 1993. Amended

Oct. 2007. Yes.Existing impoundments exempt from liner standards. LAC 33:VII.713.A.3.a. Composite (30-mil geomembrane; 3 feet clay) or alternative. LAC 33:VII.713.A.3.d. No. Clay (24 inches) and geomembrane or alternative; 6 inches topsoil. LAC 33:VII.713.E.3.c. Yes , for closure and post-closure. LAC 33:VII.1303. Yes . LAC 33:VII.713.A. No. No. No.

No regs. Storage of CCW in unlined surface impoundments prohibited without MDE authorization. COMAR 26.04.10.05(B). N/A N/A N/A N/A N/A N/A N/A N/A N/A

Regs apply to industrial waste SIs closed as landfills. MI ADC R.299.4309. Not specified. Some variances have been granted to facilities accepting waste before 1978 N/A Regs essentially requires a clay liner. MI has 4 SI's, but 2 are considered landfills. The liner requirements are essentially the same for SI's as they are for

landfills. N/A Erosion layer (6 inches earthen material for vegetation); infiltration layer (2 feet compacted soil OR felxible membrane liner); 2 feet of additional soil; or alternative. MI ADC R.299.4304.6. Low-hazard industrial waste landfills on natural soil sites may install cover not designed to minimize infiltration. MI ADC R.299.4304.7. Yes,closure and post-closure. MI ADC R.299.4922.4. Yes. MI ADC R.299.4315.13. N/A No. Yes. MI ADC R.299.4311.

No regs. N/A N/A N/A N/A N/A N/A N/A N/A No.

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. Solid Waste Disposal Area permits required if no NPDES permit. 10 CSR 80-

2.020. N/A N/A N/A N/A N/A N/A N/A N/A N/AState

Alabama

Montana

Nevada

New Hampshire

New Jersey

New Mexico

New York

North Carolina Regulation date Grandfathering of old impoundments Liner type Leachate collection system Cap Financial assurance Run-on, run-off controls Monofill exemption Onsite exemption Exemption based on TCLP results Table 4: State Environmental Requirements for Coal ash Surface Impoundments

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. Incorrect. SIs are regulated by the solid waste regs and fall under Subtitle D-like regs N/A N/A [EJ listed as no in the summary] Only one SI in NH and it has a plastic liner N/A Yes-required-regulated under Subtitle D rules N/A N/A Yes-required N/A Yes-required Env-800 N/A N/A N/A

Regs appply to leachate collection impoundments only. NJ ADC 7:26-2A.7(e)(12). N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Adopted 1988. Amended 1993. Yes.6 NY ADC 360-6.1. Two liners: upper 60-mil geosynthetic ; lower composite (60mil geosynthetic; 2 feet compacted soil). 6 NY ADC 360-

6.5(b). Yes, between two liners. 6 NY ADC 360-6.5(b)(2). Removal upon closure. 6 NY ADC 360-6.6. Discretionary. 6 NY ADC 360- 1.12(a), (b). No. No. No. No.

Regs appply to leachate collection impoundments only. 15A NCAC

13B.1680(e). N/A N/A N/A N/A N/A N/A N/A N/A N/AState

Alabama

North Dakota

Ohio

Oklahoma

Pennsylvania

South Carolina

South Dakota

Tennessee Regulation date Grandfathering of old impoundments Liner type Leachate collection system Cap Financial assurance Run-on, run-off controls Monofill exemption Onsite exemption Exemption based on TCLP results Table 4: State Environmental Requirements for Coal ash Surface Impoundments

12/1/1992 Yes. ND ADC 33-20-01.1-02; 33- 20-03.1-04. Soil (4 feet) or synthetic. ND ADC 33-20-08.1-01(2)(b). Yes.ND ADC 33-20-04.1- 09(3)(e), 33-20-07.1-01(4). Removal/reclamation OR treatment/cap; not specified. ND ADC 33-20-08.1-02; 33-20-04.1-

09. Yes,for closure and third-party

liability; for corrective action at agency's discretion. ND ADC 33-

20-14-01. Yes . ND ADC 33-20-04.1- 09(3)(a). No. No. No.

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

6/12/2000 No regs because no

SIs No. OK ADC 252: 616-3-1. Dependent on waste classification. Clay, composite, felxible membrane liner, or concrete . OK ADC 252: 616-7-2. No. Clay or FML. OK ADC 252: 616- 13-3(d)(6)(B). No. Yes. OK ADC 252: 616-7-1(1). No. No. No.

Jan. 13, 2001 Yes. But DEP may require closure. 25 PA ADC 287.111. Class I Impoundments : • 6-inch soil/earthen subbase; clay or compositesecondary liner; 12-inch leachate detection
zone; composite primary liner; 18- inch protective cover including leachate collection system. 25 PA ADC 289.431--439. Class II Impoundments : • 6-inch soil/earthen subbase; 12- inch leachate detection zone; composite liner (geosynthetic upper and earthern compopsite); 18-inch protective cover including leachate collection system. 25 PA ADC 289.531--538. Yes. 25 PA ADC 289.413; 289.451--457; 25 PA ADC 289.513; 289.551--557. Clay or geosynthetic (1.0 x 10-7 cm/sec permeability); drainage layer; 2-foot vegetative soil. 25 PA ADC 289.242; Appx. A. Bond for closure . 25 PA ADC 287.342. Insurance for thirdpartyclaims. 25 PA ADC 287.371. Yes. 25 PA ADC 289.271(a)(6); 25 PA ADC 289.413.(c)(3); 289.454(a)(4); 289.513(c)(3); 289.554(a)(4). No. No. No.

No regs. SIs regulated under the Pollution Contol Act. N/A N/A SC commented that design criteria for new SIs require an appropriate liner to protect GW N/A N/A Required under closure provisions N/A N/A SC commented that run off is controlled through individual NPDES permits or their industrial stormwater permits N/A N/A N/A

No regs. THERE ARE NO SURFACE IMPOUNDMENTS IN SOUTH DAKOTA N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/AState

Alabama Texas

Utah

Virginia

Washington

West Virginia

Wisconsin

Wyoming Regulation date Grandfathering of old impoundments Liner type Leachate collection system Cap Financial assurance Run-on, run-off controls Monofill exemption Onsite exemption Exemption based on TCLP results Table 4: State Environmental Requirements for Coal ash Surface Impoundments

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

No regs. N/A N/A N/A N/A N/A N/A N/A N/A N/A

Regs apply if closed in place as landfill. 9 VA ADC 20-80-380. N/A N/A Site-specific N/A Material not specified. 9 VA ADC 20-80-380(B)(2)(d). N/A N/A N/A Yes. VA ADC 20-80-60(E)(8) N/A

9/8/2000 Yes.Design standards apply to new construction and expansions. WAC 173-304-460. Soil (2 feet) or synthetic (30 mil). WAC 173-304-430(2)(b) Must have either GW monitoring ORleachate detection/ collection/ treatment. WAC 173-304- 430(2)(f). Removal OR soil cap (2 feet); 6- inch topsoil final cover; vegetation. WAC 173-304- 460(3)(e)(i)-(iii). No. Yes . WAC 173-304-460(3)(a)(iii)- (iv). No. No. No.

1-May-90 Yes. Liner system requirements apply to SIs placed in operation after 5-1-90. WV ADC s 33-1-

5(5.5.b.1). Two liners and leak detection system. WV ADC s 33-1- 4(4.8.c.3.B). 60 mil synthetictop liner; compositelower (2-foot clay/60mil synthetic); protective cover over top liner. Yes.WV ADC s 33-1-4(4.8); s 33- 1-5(5.5.b.1.A). No. No. N/A No. No. No.

Discretionary regulation of industrial lagoons not licensed under other solid waste provisions. WI ADC s NR 213.02. Yes.WI ADC s NR 213.03(1). Soil or synthetic. WI ADC s NR 213.10(1)(a)(1). Yes.WI ADC s NR 213.14(7). No capping requirement. Abandonment plan to be submitted to DNR. WI ADC s NR

213.07. N/A No. No. No. No.

No regs. Yes - WQD regs N/A N/A SHWD may require a subtitel D composite liner. Site specific variances available. WQD requires liners. N/A N/A N/A ShWD FA may be required in the event of a discharge

pollution N/A N/A N/A N/A