10 CRR-NY App. 75-CNY-CRR
10 CRR-NY App. 75-C
10 CRR-NY App. 75-C
INDIVIDUAL ONSITE WATER SUPPLY SYSTEMS—STATEWIDE WATER QUALITY STANDARDS
(Statutory authority: Public Health Law, § 201[1][1])
Historical Note
Appendix filed March 1, 2016 eff. March 16, 2016.
TABLE 1
The standards in Table 1 shall not be exceeded:
| Contaminant | Standard (1) |
| Coliform Bacteria | Any positive result (2) |
| Lead | 0.015 mg/l |
| Nitrates | 10 mg/l as Nitrogen |
| Nitrites | 1 mg/l as Nitrogen |
| Turbidity | 5 NTU (3) |
| Arsenic | 0.010 mg/l |
(1) mg/l means milligrams per liter (parts per million).
(2) A positive result means that coliform bacteria are present; a negative result means that coliform bacteria are absent or are not present.
(3) NTU means Nephelometric Turbidity Units.
TABLE 2
Exceeding the following standards may necessitate: (1) installation and maintenance of water treatment devices; or (2) limited daily consumption of water by certain persons:
| Contaminant | Standard (1) |
| Iron | 0.3 mg/l (2) |
| Manganese | 0.3 mg/l (2) |
| Iron plus manganese | 0.5 mg/l (2) |
| Hardness | 150 mg/l as CaCO3 (2) |
| Alkalinity | 100 mg/l as CaCO3 (2) |
| pH | 6.5 – 8.5 (3) |
| Sodium | No designated limit (4) |
(1) mg/l means milligrams per liter (parts per million).
(2) If standards are exceeded options for treatment should be evaluated.
(3) If pH values are outside of this range (i.e., less than 6.5 or greater than 8.5) options for treatment should be evaluated.
(4) Water containing more than 20 mg/l of sodium should not be used for drinking by people on severely restricted sodium diets. Water containing more than 270 mg/l of sodium should not be used for drinking by people on moderately restricted sodium diets.
10 CRR-NY App. 75-C
Current through July 31, 2021
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