| Water | Mean Score (0–3) | pH (unitless) | Temp (°C) | Phosphate (mg L⁻¹) | Ammonia (mg L⁻¹) | Hardness (mg L⁻¹ CaCO₃) | Alkalinity (mg L⁻¹ CaCO₃) | Carbonate (mg L⁻¹ CaCO₃) |
|---|---|---|---|---|---|---|---|---|
| Belvedere | 2.0 | 6.4 | 26.0 | 3.00 | 0.25 | 300 | 40 | 0 |
| Coney | 1.0 | 7.6 | 23.0 | 3.00 | 0.25 | 150 | 20 | 20 |
| Hudson | 2.5 | 6.8 | 25.5 | NA | 0.25 | 50 | 120 | 40 |
| Rockaway | 3.0 | 6.4 | 26.0 | 0.25 | NA | 300 | 40 | 0 |