New York Codes, Rules and Regulations
Title 6 - DEPARTMENT OF ENVIRONMENTAL CONSERVATION
Chapter X - DIVISION OF WATER RESOURCES
Appendices
Appendix 27
Universal Citation: 6 NY Comp Codes Rules and Regs ยง 27
Current through Register Vol. 46, No. 39, September 25, 2024
EPA INTERIM PRIMARY DRINKING WATER STANDARDS
| Parameter | Maximum level (mg/l) |
| Arsenic................................................... | 0.05 |
| Barium.................................................... | 1.0 |
| Cadmium................................................ | 0.01 |
| Chromium.............................................. | 0.05 |
| Fluoride.................................................. | 1.4 - 2.4 |
| Lead....................................................... | 0.05 |
| Mercury.................................................. | 0.002 |
| Nitrate (as N).......................................... | 10. |
| Selenium................................................ | 0.01 |
| Silver...................................................... | 0.05 |
| Endrin..................................................... | 0.0002 |
| Lindane.................................................. | 0.004 |
| Methoxychlor.......................................... | 0.1 |
| Toxaphene............................................. | 0.005 |
| 2,4 D....................................................... | 0.1 |
| 2,4,5-TP Silver....................................... | 0.01 |
| Radium................................................... | 5 pCi/1 |
| Gross Alpha........................................... | 15 pCi/1 |
| Gross Beta............................................. | 4 millirem/yr |
| Turbidity.................................................. | 1/TU |
| Coliform Bacteria................................... | 1/100 ml |
| Comment: Turbidity is applicable only to surface water supplies. | |
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