NPDES IA0027642 · Clean Water Act
GRAND MOUND CITY OF STP, Grand Mound, IA: NPDES IA0027642 discharge permit, effluent exceedances, inspections, penalties
GRAND MOUND CITY OF STP, Grand Mound, Iowa: Individual permit IA0027642, held by CITY OF GRAND MOUND; Publicly owned treatment works; Effective; issued January 1, 2020, term to December 31, 2024, by STA; Sewage Treatment Facilities.
2 of the 5 pollutants listed for NPDES IA0027642 have no violation or effluent exceedance.
- pH: 2 limits, 27 violations of any kind, 24 effluent exceedances, latest November 30, 2025.
- Solids, total suspended: 5 limits, 9 violations of any kind, 4 effluent exceedances, latest December 31, 2025, largest 15% over the limit.
- BOD, carbonaceous [5 day, 20 C]: 5 limits, 4 violations of any kind, 1 effluent exceedance, latest June 30, 2026, largest 24% over the limit.
- E. coli: 3 limits.
- Depth of pond or reservoir in feet: 3 limits.
Iowa holds 734 Publicly owned treatment works coverages of this permit type in EPA’s file; 496 were issued before IA0027642.
Coverages issued nearest IA0027642
- 2019-12-01: WILTON CITY OF STP, Wilton: IA0032921, held by CITY OF WILTON
- 2019-12-01: ALBION CITY OF STP, Albion: IA0034321, held by CITY OF ALBION
- 2019-12-01: STRAWBERRY POINT CITY OF STP, Strawberry Point: IA0042757, held by CITY OF STRAWBERRY POINT
- 2019-12-01: WALCOTT CITY OF STP (SOUTH), Walcott: IA0061891, held by CITY OF WALCOTT
- 2019-12-01: LUXEMBURG, CITY OF-STP, Luxemburg: IA0074781, held by CITY OF LUXEMBURG
- 2020-01-01: GRINNELL, CITY OF STP, Grinnell: IA0031186, held by CITY OF GRINNELL
- 2020-01-01: STEAMBOAT ROCK CITY OF STP, Steamboat Rock: IA0033324, held by CITY OF STEAMBOAT ROCK
- 2020-01-01: WINTERSET CITY OF STP, Winterset: IA0034291, held by CITY OF WINTERSET
- 2020-01-01: RUSSELL CITY OF STP, Russell: IA0043176, held by CITY OF RUSSELL
- 2020-01-01: MALVERN CITY OF STP, Malvern: IA0058572, held by CITY OF MALVERN
GRAND MOUND CITY OF STP among its neighbors
2 discharge permits are in the Barber Creek-Wapsipinicon River subwatershed (HUC 070801030603); IA0027642 is one. Its county: 28, 4 major; IA0027642 is minor permit.
Other permits in the Barber Creek-Wapsipinicon River subwatershed (HUC 070801030603)
- LONG GROVE CITY OF STP, Long Grove: IA0022292, minor, term to 2022-07-31
Identity
| Facility | GRAND MOUND CITY OF STP |
|---|---|
| Permittee | CITY OF GRAND MOUND |
| NPDES ID | IA0027642 |
| Status | Effective |
| Type | Individual permit |
| Class | Minor |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | January 1, 2020 |
| Expires | December 31, 2024 |
| Agency | STA |
| Address | Grand Mound, IA 52751 |
| Subwatershed | Barber Creek-Wapsipinicon River (HUC 070801030603) |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
NPDES IA0027642: effluent limits and exceedances
GRAND MOUND CITY OF STP (NPDES IA0027642): 5 pollutants on file, 5 limited; 3 with a violation of any kind, 3 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| pH | 2 | 27 | 24 | November 30, 2025 | |
| Solids, total suspended | 5 | 9 | 4 | December 31, 2025 | 15% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 5 | 4 | 1 | June 30, 2026 | 24% over the limit |
| E. coli | 3 | 0 | 0 | ||
| Depth of pond or reservoir in feet | 3 | 0 | 0 |
NPDES IA0027642: inspections, violations and enforcement
NPDES IA0027642 (GRAND MOUND CITY OF STP): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES IA0027642
NPDES IA0027642: one email when its EPA record changes — $99/month.
Permits near NPDES IA0027642
NPDES IA0027642: 5 pollutant rows, 0 dated events; ICIS-NPDES download, loaded October 14, 2026.