§ 64447.2. Best Available Technologies (BATs)--Inorganic Chemicals.
22 CA ADC § 64447.2Barclays Official California Code of Regulations
22 CCR § 64447.2
§ 64447.2. Best Available Technologies (BATs)--Inorganic Chemicals.
The technologies listed in table 64447.2-A are the best available technology, treatment techniques, or other means available for achieving compliance with the MCLs in table 64431-A for inorganic chemicals.
Table 64447.2-A
Best Available Technologies (BATs) Inorganic ChemicalsChemical | Best Available Technologies (BATs) | |
|---|---|---|
Aluminum | 10 | |
Antimony | 2, 7 | |
Arsenic | 1, 2, 5, 6, 7, 9, 13 | |
Asbestos | 2, 3, 8 | |
Barium | 5, 6, 7, 9 | |
Beryllium | 1, 2, 5, 6, 7 | |
Cadmium | 2, 5, 6, 7 | |
Chromium | 2, 5, 6a, 7 | |
Cyanide | 5, 7, 11 | |
Fluoride | 1 | |
Mercury | 2b, 4, 6b, 7b | |
Nickel | 5, 6, 7 | |
Nitrate | 5, 7, 9 | |
Nitrite | 5, 7 | |
Perchlorate | 5, 12 | |
Selenium | 1, 2c, 6, 7, 9 | |
Thallium | 1, 5 |
__________ |
a BAT for chromium III (trivalent chromium) only. |
b BAT only if influent mercury concentrations <10 μg/L. |
c BAT for selenium IV only. |
Key to BATs in table 64447.2-A:
1 = Activated Alumina
2 = Coagulation/Filtration (not BAT for systems <500 service connections)
3 = Direct and Diatomite Filtration
4 = Granular Activated Carbon
5 = Ion Exchange
6 = Lime Softening (not BAT for systems <500 service connections)
7 = Reverse Osmosis
8 = Corrosion Control
9 = Electrodialysis
10 = Optimizing treatment and reducing aluminum added
11 = Chlorine oxidation
12 = Biological fluidized bed reactor
13 = Oxidation/Filtration
Credits
Note: Authority cited: Sections 116293(b), 116350, 116375, 131052 and 131200, Health and Safety Code. Reference: Section 116370, Health and Safety Code.
History
1. New section 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 A Certificate of Compliance must be transmitted to OAL by 1-6-95 or emergency language will be repealed by operation of law on the following day.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 88, No. 51.
2. New section 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 A Certificate of Compliance must be transmitted to OAL by 5-3-95 or emergency language will be repealed by operation of law on the following day.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. New section 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 A Certificate of Compliance must be transmitted to OAL by 8-24-95 or emergency language will be repealed by operation of law on the following day.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 section heading, first paragraph and Table 64447.2-A transmitted to OAL 5-5-95 and filed 6-19-95 (Register 95, No. 25).
5. Amendment of Table and Note filed 4-17-2000; operative 5-17-2000 (Register 2000, No. 16).
6. Amendment of section and Note filed 9-18-2007; operative 10-18-2007 (Register 2007, No. 38).
7. Amendment of Table 64447.2-A and amendment of Note filed 10-29-2008; operative 11-28-2008 (Register 2008, No. 44).
8. Amendment of section and Note filed 5-28-2014; operative 7-1-2014 (Register 2014, No. 22).
9. Change without regulatory effect amending Table 64447.2-A filed 9-11-2017 pursuant to section 100, title 1, California Code of Regulations (Register 2017, No. 37).
This database is current through 4/26/24 Register 2024, No. 17.
Cal. Admin. Code tit. 22, § 64447.2, 22 CA ADC § 64447.2
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