Upper Tulpehocken
Basin: Northwest Schuylkill Basin
| Location | |
|---|---|
| Station number | 61 |
| description | Above U.S. Route 422 |
| Latitude (decimal) | 40.3714 |
| Longitude (decimal) | -76.1931 |
| Land Use | |
| Watershed area (km2) | 153 |
| Percent developed | 5.3 |
| Percent in agriculture | 80.9 |
| Percent forested | 10 |
| Percent wetland or water | 0.8 |
| Percent in quarries or mining | 0.2 |
| Chemistry | |
| Nitrate (mg/L) | 9.7 |
| Total Dissolved Phosphorus (mg/L) | 0.019 |
| pH | 8.5 |
| Conductivity (μmhos) | 594 |
| Alkalinity (as mg/L CaCO3) | 200 |
| Macroinvertebrate Data | |
| years sampled | 2003 |
| MAIS score | 5.4 |
| water quality based on MAIS score | poor |
| 1st most abundant macroinvertebrate | Chironomidae (midges) |
| 2nd most abundant macroinvertebrate | Oligochaeta (aquatic earthworms) |
| 3rd most abundant macroinvertebrate | Isopoda (aquatic sowbugs) |
| 4th most abundant macroinvertebrate | Naididae (naidid worms) |
| 5th most abundant macroinvertebrate | Acari (water mites) |
| 6th most abundant macroinvertebrate | Elmidae (riffle beetles) |
| 7th most abundant macroinvertebrate | Amphipoda (scuds) |
| 8th most abundant macroinvertebrate | Planariidae (flatworms) |
| 9th most abundant macroinvertebrate | Heptageniidae (flatheaded mayflies) |
| 10th most abundant macroinvertebrate | Empididae (aquatic dance flies) |
