§ 64444. Maximum Contaminant Levels--Organic Chemicals.
22 CA ADC § 64444Barclays Official California Code of Regulations
22 CCR § 64444
§ 64444. Maximum Contaminant Levels--Organic Chemicals.
The MCLs for the primary drinking water chemicals shown in table 64444-A shall not be exceeded in the water supplied to the public.
Table 64444-A
Maximum Contaminant Levels Organic Chemicals
Chemical | Maximum Contaminant Level, mg/L |
---|
(a) Volatile Organic Chemicals (VOCs) |
Benzene | 0.001 |
Carbon Tetrachloride | 0.0005 |
1,2-Dichlorobenzene | 0.6 |
1,4-Dichlorobenzene | 0.005 |
1,1-Dichloroethane | 0.005 |
1,2-Dichloroethane | 0.0005 |
1,1-Dichloroethylene | 0.006 |
cis-1,2-Dichloroethylene | 0.006 |
trans-1,2-Dichloroethylene | 0.01 |
Dichloromethane | 0.005 |
1,2-Dichloropropane | 0.005 |
1,3-Dichloropropene | 0.0005 |
Ethylbenzene | 0.3 |
Methyl- tert -butyl ether | 0.013 |
Monochlorobenzene | 0.07 |
Styrene | 0.1 |
1,1,2,2-Tetrachloroethane | 0.001 |
Tetrachloroethylene | 0.005 |
Toluene | 0.15 |
1,2,4-Trichlorobenzene | 0.005 |
1,1,1-Trichloroethane | 0.200 |
1,1,2-Trichloroethane | 0.005 |
Trichloroethylene | 0.005 |
Trichlorofluoromethane | 0.15 |
1,1,2-Trichloro-1,2,2-Trifluoroethane | 1.2 |
Vinyl Chloride | 0.0005 |
Xylenes | 1.750* |
(b) Synthetic Organic Chemicals (SOCs) |
Alachlor | 0.002 | |
Atrazine | 0.001 | |
Bentazon | 0.018 | |
Benzo(a)pyrene | 0.0002 | |
Carbofuran | 0.018 | |
Chlordane | 0.0001 | |
2,4-D | 0.07 | |
Dalapon | 0.2 | |
Dibromochloropropane | 0.0002 | |
Di(2-ethylhexyl)adipate | 0.4 | |
Di(2-ethylhexyl)phthalate | 0.004 | |
Dinoseb | 0.007 | |
Diquat | 0.02 | |
Endothall | 0.1 | |
Endrin | 0.002 | |
Ethylene Dibromide | 0.00005 | |
Glyphosate | 0.7 | |
Heptachlor | 0.00001 | |
Heptachlor Epoxide | 0.00001 | |
Hexachlorobenzene | 0.001 | |
Hexachlorocyclopentadiene | 0.05 | |
Lindane | 0.0002 | |
Methoxychlor | 0.03 | |
Molinate | 0.02 | |
Oxamyl | 0.05 | |
Pentachlorophenol | 0.001 | |
Picloram | 0.5 | |
Polychlorinated Biphenyls | 0.0005 | |
Simazine | 0.004 | |
Thiobencarb | 0.07 | |
Toxaphene | 0.003 | |
1,2,3-Trichloropropane | 0.000005 | |
2,3,7,8-TCDD (Dioxin) | 3x10-8 | |
2,4,5-TP (Silvex) | 0.05 |
__________ |
* MCL is for either a single isomer or the sum of the isomers. |
Credits
Note: Authority cited: Sections 116271, 116350 and 116365, Health and Safety Code. Reference: Sections 116365, 116385 and 116555, Health and Safety Code.
History
1. Repealer of section and renumbering and amendment of section 64445.5 to section 64441 filed 9-8-94 as an emergency; operative 9-8-94 (Register 94, No. 36). A Certificate of Compliance must be transmitted to OAL by 1-6-95 or emergency language will be repealed by operation of law on the following day. For prior history, see Register 90, No. 13.
2. Repealer of section and renumbering and amendment of section 64445.5 to section 64444 refiled 1-3-95 as an emergency; operative 1-3-95 (Register 95, No. 1). A Certificate of Compliance must be transmitted to OAL by 5-3-95 or emergency language will be repealed by operation of law on the following day.
3. Repealer of section and renumbering and amendment of former section 64444.5 to section 64444 refiled 4-26-95 as an emergency; operative 4-26-95 (Register 95, No. 17). A Certificate of Compliance must be transmitted to OAL by 8-24-95 or emergency language will be repealed by operation of law on the following day.
4. Certificate of Compliance as to 4-26-95 order including amendment of Table 64444-A transmitted to OAL 5-5-95 and filed 6-19-95 (Register 95, No. 25).
5. Editorial correction of Ethylene Dibromide entry (Register 95, No. 38).
6. Amendment of subsection (a) of Table and amendment of Note filed 4-17-2000; operative 5-17-2000 (Register 2000, No. 16).
7. Amendment of Table 64444-A filed 5-13-2003; operative 6-12-2003 (Register 2003, No. 20).
8. Amendment of first paragraph, table and Note filed 12-14-2017; operative 12-14-2017 pursuant to Government Code section 11343.4(b)(3) (Register 2017, No. 50).
This database is current through 6/21/24 Register 2024, No. 25.
Cal. Admin. Code tit. 22, § 64444, 22 CA ADC § 64444
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