| By request | Quarterly Stream Sampling | Routine, regularly updated hydrology data to monitor the drinking water supply. Variables include many standard water quality analytes.: Dissolved Calcium, Dissolved Magnesium, Dissolved Potassium, Dissolved Sodium, Calculated Hardness, and Sulfate. | The purpose of this sampling is for routine monitoring of the NYCDEP drinking water supply. | 1987-01-01 (ongoing) |
| By request | Routine Stream Sampling | Monthly sampling of water quality, including measures of: Alkalinity, Ammonia (as N), Chloride, Fecal Coliform, Dissolved Oxygen, Nitrate/Nitrite (as N), Total Nitrogen (as N), Total Dissolved Nitrogen (as N), Dissolved Organic Carbon, pH, Total Phosphorus (as P), Total Dissolved Phosphorus (as P), Total Suspended Solids, Soluble Reactive Phosphorus (as P), Specific Conductance, Temperature, and Turbidity. | The purpose of this sampling is for routine monitoring of the NYCDEP drinking water supply. | 1987-01-01 (ongoing) |
