Indiana Administrative Code › Title 327 - WATER POLLUTION CONTROL DIVISION › Article 8 - PUBLIC WATER SUPPLY › Rule 2.1 - Consumer Confidence Reports › Section 2.1-16 - Drinking water violations; other situations requiring public notice

Current through July 10, 2024
Authority: IC 13-13-5; IC
				  13-14-8-2;
				  IC
				  13-14-8-7; IC
				  13-18-3-1; IC
				  13-18-3-2;
				  IC
				  13-18-16-8; IC
				  13-18-16-9
Affected: IC 13-18-2; IC 13-18-16
Sec. 16.
(a)
				Drinking water violations and other situations that require public notice
				according to this rule are contained in the following table:
Table 16. Drinking Water Violations and Other Situations
				  Requiring Public Notice
Contaminant
MCL/MRDL/TT/AL Violations
Monitoring and Testing Procedure
							 Violations
Tier of Public Notice Required
Citation
Tier of Public Notice Required
Citation
I. Violations of Drinking Water
							 Regulations:
A. Microbiological Contaminants
1a. Total coliform1
2
327
							 IAC 8-2-7(a)
3
327
								IAC 8-2-8;
327 IAC
								8-2-8.1;
327
								IAC 8-2-8(f);
327 IAC 8-2-8.2;
327
								IAC 8-2-8.3
1b. Total coliform (Monitoring or TT violations
							 resulting from failure to perform assessments or corrective actions, monitoring
							 violations, and reporting violations)2
2
40
							 CFR 141.860(b)(1) *
3
40
							 CFR 141.860(c)(1) and
							 40
							 CFR 141.860(d)(1) *
1c. Seasonal system failure to follow state-approved
							 start-up plan prior to serving water to the public or failure to provide
							 certification to the commissioner.2
2
40
							 CFR 141.860(b)(2) *
3
40
							 CFR 141.860(d)(3) *
2a. Fecal coliform/E.coli1
1
327
							 IAC 8-2-7(b)
1, 3 (see subsection (b)(2))
327
							 IAC 8-2-8.3
2b. E. coli2
1
40
							 CFR 141.860(a) *
3
40
								CFR 141.860(c)(1),
40
								CFR 141.860(d)(1),
								and
40
								CFR 141.860(d)(2) *
2c. E. coli (TT violations resulting from failure to
							 perform level 2 assessments or corrective action)2
2
40
							 CFR 141.860(b)(1) *
3. Turbidity (resulting from a single exceedance of
							 maximum allowable turbidity levels) (TT)
2,1
327 IAC
								8-2-8.5(a);
327 IAC
								8-2.6-3(1)(B);
327 IAC
								8-2.6-3(2);
327 IAC
								8-2.6-3(3)
3
327
								IAC 8-2-8.8(b);
327 IAC
								8-2.6-4
4. Surface water treatment rule violations, other than
							 violations resulting from single exceedance of maximum allowable turbidity
							 level (TT)
2
327 IAC
								8-2-8.5;
327 IAC
								8-2-8.6
3
327
							 IAC 8-2-8.8
5. Interim enhanced surface water treatment rule
							 violations, other than violations resulting from single exceedance of maximum
							 allowable turbidity level (TT)
2
327
								IAC 8-2.6-1;
327
								IAC 8-2.6-2;
327 IAC
								8-2.6-3
3
327
								IAC 8-2.6-2;
327 IAC
								8-2.6-4
6. Filter backwash recycling rule
2
327 IAC 8-2.6-6
3
327 IAC 8-2.6-6
7. Long term 1 enhanced surface water treatment rule
							 violations, other than violations resulting from single exceedance of maximum
							 allowable turbidity level (TT)
2
327
								IAC 8-2.6-1;
327
								IAC 8-2.6-2.1;
327 IAC
								8-2.6-3
3
327
								IAC 8-2.6-2.1;
327 IAC
								8-2.6-4
8. Long term 2 enhanced surface water treatment rule
							 violations
2
327
							 IAC 8-2.6-11 through
							 327
							 IAC 8-2.6-20
2, 3
327
								IAC 8-2.6-8(b)(1)  through
								327
								IAC 8-2.6-8(b)(5)  and
327
								IAC 8-2.6-9 and
327
								IAC 8-2.6-10
9. Ground water rule violations
2
327
							 IAC 8-2.3-6
3
327
								IAC 8-2.3-4(h);
327
								IAC 8-2.3-6(d)
B. Inorganic Chemicals (IOCs)
1. Antimony
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
2. Arsenic
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
3. Asbestos (fibers >10 µm)
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(d)
4. Barium
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
5. Beryllium
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
6. Cadmium
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
7. Chromium (total)
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
8. Cyanide
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
9. Fluoride
2
327 IAC
							 8-2-4(c)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
10. Mercury (inorganic)
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
11. Nitrate
1
327 IAC
							 8-2-4(b)
1, 3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(f);
327
								IAC 8-2-4.1(h)(2)
12. Nitrite
1
327 IAC
							 8-2-4(b)
1, 3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(g);
327
								IAC 8-2-4.1(h)(2)
13. Total nitrate and nitrite
1
327 IAC
							 8-2-4(b)
3
327
							 IAC 8-2-4.1(c)
14. Selenium
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
15. Thallium
2
327 IAC
							 8-2-4(d)
3
327
								IAC 8-2-4.1(c);
327
								IAC 8-2-4.1(e)
C. Lead and Copper Rule
1. Lead and copper rule (TT)
2
327 IAC
								8-2-36;
327
								IAC 8-2-40;
327 IAC
								8-2-41;
327 IAC
								8-2-42;
327 IAC
								8-2-43;
327
								IAC 8-2-44
3
327
								IAC 8-2-37;
327
								IAC 8-2-38;
327
								IAC 8-2-39;
327 IAC
								8-2-45
D. Synthetic Organic Chemicals (SOCs)
1. 2,4-D
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
2. 2,4,5-TP (silvex)
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
3. Alachlor
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
4. Atrazine
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
5. Benzo[a]pyrene (PAHs)
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
6. Carbofuran
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
7. Chlordane
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
8. Dalapon
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
9. Di (2-ethylhexyl) adipate
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
10. Di (2-ethylhexyl) phthalate
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
11. Dibromochloropropane
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
12. Dinoseb
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
13. Dioxin (2,3,7,8-TCDD)
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
14. Diquat
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
15. Endothall
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
16. Endrin
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
17. Ethylene dibromide
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
18. Glyphosate
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
19. Heptachlor
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
20. Heptachlor epoxide
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
21. Hexachlorobenzene
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
22. Hexachlorocyclopentad iene
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
23. Lindane
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
24. Methoxychlor
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
25. Oxamyl (vydate)
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
26. Pentachlorophenol
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
27. Picloram
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
28. Polychlorinated biphenyls (PCBs)
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
29. Simazine
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
30. Toxaphene
2
327
							 IAC 8-2-5(a)
3
327
							 IAC 8-2-5.1
E. Volatile Organic Chemicals (VOCs)
1. Benzene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
2. Carbon tetrachloride
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
3. Chlorobenzene (monochlorobenzene)
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
4. o-Dichlorobenzene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
5. p-Dichlorobenzene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
6. 1,2-Dichloroethane
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
7. 1,1-Dichloroethylene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
8. cis-1,2-Dichloroethylene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
9. trans-1,2-Dichloroethylene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
10. Dichloromethane
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
11. 1,2-Dichloropropane
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
12. Ethylbenzene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
13. Styrene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
14. Tetrachloroethylene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
15. Toluene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
16. 1,2,4-Trichlorobenzene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
17. 1,1,1-Trichloroethane
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
18. 1,1,2-Trichloroethane
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
19. Trichloroethylene
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
20. Vinyl chloride
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
21. Xylenes (total)
2
327
							 IAC 8-2-5.4(a)
3
327
							 IAC 8-2-5.5
F. Radioactive Contaminants
1. Beta/photon emitters
2
327
							 IAC 8-2-10
3
327
								IAC 8-2-10.2;
327
								IAC 8-2-10.2(b)
2. Alpha emitters
2
327
							 IAC 8-2-9(2)
3
327
								IAC 8-2-10.2;
327
								IAC 8-2-10.2(a)
3. Combined radium (226 and 228)
2
327
							 IAC 8-2-9(1)
3
327
								IAC 8-2-10.2;
327
								IAC 8-2-10.2(a)
4. Uranium
2
327
							 IAC 8-2-9(3)
3
327
								IAC 8-2-10.2;
327
								IAC 8-2-10.2(a)
G. Disinfection Byproducts (DBPs). Where
							 disinfection is used in the treatment of drinking water, disinfectants combine
							 with organic and inorganic matter present in water to form chemicals called
							 DBPs. U.S. EPA sets standards for controlling the levels of DBPs in drinking
							 water.
1. TTHMs
2
327
							 IAC 8-2.5-2
3
327 IAC
								8-2.5-10(b)(1)  through
								327 IAC
								8-2.5-10(b)(6)  and
327
								IAC 8-2.5-11 through
								327
								IAC 8-2.5-20
2. HAA5
2
327
							 IAC 8-2.5-2
3
327
								IAC 8-2.5-6(a),
327
								IAC 8-2.5-6(b)  and
327 IAC
								8-2.5-10(b)(1)  through
								327 IAC
								8-2.5-10(b)(6),
327
								IAC 8-2.5-11 through
								327
								IAC 8-2.5-20
3. Bromate
2
327
							 IAC 8-2.5-2(a)
3
327
								IAC 8-2.5-6(a)  and
327
								IAC 8-2.5-6(b)
4. Chlorite
2
327
							 IAC 8-2.5-2(a)
3
327
								IAC 8-2.5-6(a)  and
327
								IAC 8-2.5-6(b)
5. Chlorine (MRDL)
2
327 IAC
							 8-2.5-3(a)
3
327
								IAC 8-2.5-6(a)  and
327
								IAC 8-2.5-6(c)
6. Chloramine (MRDL)
2
327 IAC
							 8-2.5-3(a)
3
327
								IAC 8-2.5-6(a)  and
327
								IAC 8-2.5-6(c)
7. Chlorine dioxide (MRDL), where any 2 consecutive
							 daily samples at entrance to distribution system only are above MRDL
2
327 IAC
							 8-2.5-3(a)
2, 3
327
								IAC 8-2.5-6(a);
327
								IAC 8-2.5-6(c); and
327
								IAC 8-2.5-7(c)(2)
8. Chlorine dioxide (MRDL), where samples in
							 distribution system the next day are also above MRDL
1
327 IAC
							 8-2.5-3(a)
1
327
								IAC 8-2.5-6(a);
327
								IAC 8-2.5-6(c); and
327
								IAC 8-2.5-7(c)(2)
9. Control of DBP precursors - TOC (TT)
2
327
								IAC 8-2.5-9(a)  and
327
								IAC 8-2.5-9(b)
3
327
								IAC 8-2.5-6(a)  and
327
								IAC 8-2.5-6(d)
10. Benchmarking and disinfection profiling
N/A
N/A
3
327
								IAC 8-2.6-2;
327
								IAC 8-2.6-2.1
11. Development of monitoring plan
N/A
N/A
3
327
							 IAC 8-2.5-6(f)
H. Other Treatment Techniques
1. Acrylamide (TT)
2
327 IAC
							 8-2-35
N/A
N/A
2. Epichlorohydrin (TT)
2
327 IAC
							 8-2-35
N/A
N/A
II. Unregulated Contaminant Monitoring:
A. Nickel
N/A
N/A
3
327
							 IAC 8-2-4.1(e)
B. Unregulated contaminant monitoring
N/A
N/A
3
40 CFR
							 141.40 *
III. Other Situations Requiring Public
							 Notification:
A. Fluoride secondary maximum contaminant level (SMCL)
							 exceedance
3
40 CFR
							 143.3 *
N/A
N/A
B. Exceedance of nitrate MCL for an NCWS as allowed by
							 the commissioner
1
327 IAC
							 8-2-4(b)
N/A
N/A
C. Availability of unregulated contaminant monitoring
							 data
3
40 CFR
							 141.40 *
N/A
N/A
D. Waterborne disease outbreak
1
327 IAC 8-2-1
N/A
N/A
E. Other waterborne emergency
1
N/A
N/A
N/A
F. Source water sample positive for ground water rule
							 fecal indicators: E. coli, enterococci, or coliphage
1
327
							 IAC 8-2.3-4(g)
N/A
N/A
G. Other situations as determined by the commissioner
1, 2, 3
N/A
N/A
N/A
1 Until March
				31, 2016.
2 Beginning April 1,
				2016.
Key:
MCL = Maximum contaminant level.
MRDL = Maximum residual disinfectant level.
TT = Treatment technique.
Violations of drinking water regulations include violations
				  of MCL, MRDL, TT, monitoring, and testing procedure requirements.