Alabama Administrative Code › Title 335 - ALABAMA DEPARTMENT OF ENVIRONMENTAL MANAGEMENT › WATER DIVISION - WATER SUPPLY PROGRAM › Chapter - APPENDICES › Appendix B - REGULATED CONTAMINANTS FOR CCR

Current through Register Vol. 42, No. 9, June 28, 2024
Contaminant (units)
MCLG
MCL
Major Sources
Total Coliform Bacteria
N/A
TT
Naturally present in the environment
E. coli
MCLG = 0
MCL - Routine and repeat samples are total
								coliform-positive and either is
E. coli
-positive or system
								fails to take repeat samples following
E. coli
-positive
								routine sample or system fails to analyze total coliform-positive repeat sample
								for
E. coli.
Human and animal fecal waste
Fecal Indicators (enterococci or coliphage)
N/A
TT
Human and animal fecal waste
Fecal Indicators (GWR)
i.
E. coli
0
TT
ii. Enterococci
None
TT
Human and animal fecal waste
iii. coliphage
None
TT
GWR TT Violations
None
TT
Human and animal fecal waste
Viruses,
Giardia
0
TT
Human and animal fecal waste
Legionella
0
TT
Found naturally in water, multiplies in heating
								systems
Beta/photon emitters (mrem/yr)
0
4
Decay of natural and man-made deposits
Alpha emitters (pCi/l)
0
15
Erosion of natural deposits
Combined radium (pCi/l)
0
5
Erosion of natural deposits
Uranium
0
30 ppb
Erosion of natural deposits
Antimony
6 ppb
6 ppb
Discharge from petroleum refineries; fire
								retardants; ceramics; electronics; solder
Arsenic
0
10 ppb
Erosion of natural deposits; Runoff from orchards;
								Runoff from glass and electronics production wastes
Asbestos (MFL)
7
7
Decay of asbestos cement water mains; Erosion of
								natural deposits
Barium
2
2 ppm
Discharge of drilling wastes; Discharge from metal
								refineries; Erosion of natural deposits
Beryllium
4 ppb
4 ppb
Discharge from metal refineries and coal-burning
								factories; Discharge from electrical, aerospace, and defense industries
Cadmium
5 ppb
5 ppb
Corrosion of galvanized pipes; Erosion of natural
								deposits; Discharge from metal refineries; runoff from waste batteries and
								paints
Chromium
100 ppb
100 ppb
Discharge from steel and pulp mills; Erosion of
								natural deposits
Copper
1.3
AL = 1.3 ppm
Corrosion of household plumbing systems; Erosion of
								natural deposits; Leaching from wood preservatives
Cyanide
200 ppb
200 ppb
Discharge from steel/metal factories; Discharge
								from plastic and fertilizer factories
Fluoride
4
4 ppm
Water additive which promotes strong teeth; Erosion
								of natural deposits; Discharge from fertilizer and aluminum factories
Lead
0
AL = 15 ppb
Corrosion of household plumbing systems; Erosion of
								natural deposits
Mercury
2 ppb
2 ppb
Erosion of natural deposits; Discharge from
								refineries and factories; Runoff from landfills; Runoff from cropland
Nitrate
10
10 ppm
Runoff from fertilizer use; Leaching from septic
								tanks, sewage; Erosion of natural deposits
Nitrite
1
1 ppm
Runoff from fertilizer use; Leaching from septic
								tanks, sewage; Erosion of natural deposits
Selenium
50 ppb
50 ppb
Discharge from petroleum and metal refineries;
								Erosion of natural deposits; Discharge from mines
Thallium
0.5 ppb
2 ppb
Leaching from ore-processing sites; Discharge from
								electronics, glass, and drug factories
Turbidity
n/a
TT
Soil runoff
2,4-D
70 ppb
70 ppb
Runoff from herbicide used on row crops
2,4,5-TP(Silvex)
50 ppb
50 ppb
Residue of banned herbicide
Acrylamide
0
TT
Added to water during sewage/wastewater
								treatment
Alachlor
0
2 ppb
Runoff from herbicide used on row crops
Atrazine
3 ppb
3 ppb
Runoff from herbicide used on row crops
Benzo(a)pyrene [PAHs]
0
200 ppt
Leaching from linings of water storage tanks and
								distribution lines
Carbofuran
40 ppb
40 ppb
Leaching of soil fumigant used on rice and
								alfalfa
Chlordane
0
2 ppb
Residue of banned termiticide
Dalapon
200 ppb
200 ppb
Runoff from herbicide used on rights of way
Di (2-ethylhexyl)adipate
400 ppb
400 ppb
Discharge from chemical factories
Di (2-ethylhexyl) phthalate
0
6 ppb
Discharge from rubber and chemical factories
Dinoseb
7 ppb
7 ppb
Runoff from herbicide used on soybeans and
								vegetables
Diquat
20 ppb
20 ppb
Runoff from herbicide use
Dioxin [2,3,7,8-TCDD]
0
30 ppq
Emissions from waste incineration and other
								combustion; Discharge from chemical factories
Endothall
100 ppb
100 ppb
Runoff from herbicide use
Endrin
2 ppb
2 ppb
Residue of banned insecticide
Epichlorohydrin
0
TT
Discharge from industrial chemical factories; Added
								to water during treatment process An impurity of some water treatment
								chemicals.
Glyphosate
700 ppb
700 ppb
Runoff from herbicide use
Heptachlor
0
400 ppt
Residue of banned pesticide.
Heptachlor epoxide
0
200 ppt
Breakdown of heptachlor
Hexachlorobenzene
0
1 ppb
Discharge from metal refineries and agricultural
								chemical factories
Hexachlorocyclopentadiene
50 ppb
50 ppb
Discharge from chemical factories
Lindane
200 ppt
200 ppt
Runoff/leaching from insecticide used on cattle,
								lumber, gardens
Methoxychlor
40 ppb
40 ppb
Runoff/leaching from insecticide used on fruits,
								vegetables, alfalfa, livestock
Oxamyl [Vydate]
200 ppb
200 ppb
Runoff/leaching from insecticide used on apples,
								potatoes and tomatoes
PCBs [Polychlorinated biphenyls]
0
500 ppt
Runoff from landfills; Discharge of waste
								chemicals
Pentachlorophenol
0
1 ppb
Discharge from wood preserving factories
Picloram
500 ppb
500 ppb
Herbicide runoff
Simazine
4 ppb
4 ppb
Herbicide runoff
Toxaphene
0
3 ppb
Runoff/leaching from insecticide used on cotton and
								cattle
Benzene
0
5 ppb
Discharge from factories; Leaching from gas storage
								tanks and landfills
Carbon tetrachloride
0
5 ppb
Discharge from chemical plants and other industrial
								activities
Chlorobenzene
100 ppb
100 ppb
Discharge from chemical and agricultural chemical
								factories
Dibromochloropropane
0
200 ppt
Runoff/leaching from soil fumigant used on
								soybeans, cotton, pineapples, and orchards
o-Dichlorobenzene
600 ppb
600 ppb
Discharge from industrial chemical factories
p-Dichlorobenzene
75 ppb
75 ppb
Discharge from industrial chemical factories
1,2-Dichloroethane
0
5 ppb
Discharge from industrial chemical factories
1,1-Dichloroethylene
7 ppb
7 ppb
Discharge from industrial chemical factories
cis-1,2-Dichloroethylene
70 ppb
70 ppb
Discharge from industrial chemical factories
trans-1,2-Dichloroethylene
100 ppb
100 ppb
Discharge from industrial chemical factories
Dichloromethane
0
5 ppb
Discharge from pharmaceutical and chemical
								factories
1,2-Dichloropropane
0
5 ppb
Discharge from industrial chemical factories
Ethylbenzene
700 ppb
700 ppb
Discharge from petroleum refineries
Ethylene dibromide
0
50 ppt
Discharge from petroleum refineries
Styrene
100 ppb
100 ppb
Discharge from rubber and plastic factories;
								Leaching from landfills
Tetrachloroethylene
0
5 ppb
Leaching from PVC pipes; Discharge from factories
								and dry cleaners
1,2,4-Trichlorobenzene
70 ppb
70 ppb
Discharge from textile-finishing factories
1,1,1-Trichloroethane
200 ppb
200 ppb
Discharge from metal degreasing sites and other
								factories
1,1,2-Trichloroethane
3 ppb
5 ppb
Discharge from industrial chemical factories
Trichloroethylene
0
5 ppb
Discharge from metal degreasing sites and other
								factories
TTHM [Total trihalomethanes]
N/A
80 ppb
By-product of drinking water chlorination
Toluene
1
1 ppm
Discharge from petroleum factories
Vinyl Chloride
0
2 ppb
Leaching from PVC piping; Discharge from plastics
								factories
Xylenes
10
10 ppm
Discharge from petroleum factories; Discharge from
								chemical factories
Total organic carbon
N/A
TT
Naturally present in the environment
Bromate
0
10 ppb
By-product of drinking water chlorination
Chloramines
MRDLG = 4
MRDL = 4 ppm
Water additive used to control microbes
Chlorine
MRDLG = 4
MRDL = 4 ppm
Water additive used to control microbes
Chlorite
800 ppb
1 ppm
By-product of drinking water chlorination
Chlorine Dioxide
MRDLG = 800
MRDL = 800 ppb
Water additive used to control microbes
Haloacetic Acids (HAA5)
N/A
60 ppb
By-product of drinking water disinfection
Key
AL =Action Level
GWR = Ground Water Rule
MCL = Maximum Contaminant Level
MCLG = Maximum Contaminant Level Goal
MFL = million fibers per liter
mg/l = milligrams per liter, or parts per million
mrem/year = millirems per year (a measure of radiation
				  absorbed by the body)
pCi/l = picocuries per liter (a measure of
				  radioactivity)
ppb = parts per billion or micrograms per liter
ppm = parts per million or milligrams per liter
ppq = parts per quadrillion or picograms per liter
ppt = parts per trillion or nanograms per liter
TT = Treatment Technique
Author:
Joe Alan Power
Statutory Authority:
Code of Ala.
					 1975
, §§
											22-23-33,
					 22-23-49,
					 22-22A-5,
					 22-22A-6.