| Table 26. Waste Pump Characteristics. | |||||
| Pump Type | Max.Solids(%) | AgitateDistance(ft) | PumpRate(gpm) | PumpHead(ft) | Power Required(hp) |
|---|---|---|---|---|---|
| High-pressure centrifugal | <10 | 40-60 | 1,000 | 200-300 | 80+ |
| Chopper-agitator | 10–12 | 50–75 | <4,000 | 25–75 | 65+ |
| Impeller-agitator | 10–12 | 75–100 | <5,000 | 30–35 | 60+ |
| Submersible | 10–12 | 25–50 | <1,000 | 10–30 | <15 |
| Helical screw | 4–6 | 30–40 | <300 | 200+ | 40+ |
| Hollow piston | 18–20 | N/A | <150 | 30–40 | <15 |
| Solid piston | 18–20 | N/A | <150 | 30–50 | <10 |
| Pneumatic | 12–15 | N/A | <150 | 30–40 | <10 |
| Vacuum | 8–10 | 20–25 | <300 | N/A | 50+ |
| Diaphragm | 10–12 | N/A | <300 | 100+ | 25+ |
| Source: Adapted from Table 12-9 of Natural Resources Conservation Service (NRCS) Agricultural Waste Management Field Handbook. Used by permission. |