NPDES IA0068918 · Clean Water Act
IOWA DOT REST AREA #29 & #30 I80 UNDERWOOD, Underwood, IA: NPDES IA0068918 discharge permit, effluent exceedances, inspections, penalties
IOWA DOT REST AREA #29 & #30 I80 UNDERWOOD, Underwood, Iowa: Individual permit IA0068918, held by IOWA DEPT. OF TRANSPORTATION; Administratively continued; issued August 22, 2005, term to August 21, 2010, by STA; Other Support Activities for Road Transportation.
2 of the 7 pollutants listed for NPDES IA0068918 have no violation or effluent exceedance.
- pH: 2 limits, 36 violations of any kind, 28 effluent exceedances, latest October 31, 2014.
- BOD, carbonaceous [5 day, 20 C]: 4 limits, 44 violations of any kind, 26 effluent exceedances, latest June 30, 2024, largest 754% over the limit.
- Solids, total suspended: 4 limits, 36 violations of any kind, 26 effluent exceedances, latest April 30, 2018, largest 185% over the limit.
- Nitrogen, ammonia total [as N]: 48 limits, 12 violations of any kind, 2 effluent exceedances, latest June 30, 2024, largest 32% over the limit.
- E. coli: 0 limits, 1 violation of any kind.
- Oxygen, dissolved [DO]: 3 limits.
- Solids, settleable: 3 limits.
Other permits held by IOWA DEPT. OF TRANSPORTATION
- IOWA DOT REST AREA #20 I35 STORY CITY, Story City: IA0067547, issued 2012-08-01
- IOWA DOT REST AREA #19 I35 STORY CITY, Story City: IA0067555, issued 2012-08-01
- IOWA DOT REST AREA #06 I80 VICTOR, Victor: IA0067598, issued 2016-04-01
- IOWA DOT REST AREA #24-I680 LOVELAND: IA0068900, issued 2019-01-01
IOWA DOT REST AREA #29 & #30 I80 UNDERWOOD among its neighbors
4 discharge permits are in the Henchal Creek-Mosquito Creek subwatershed (HUC 102300060405); IA0068918 is one. Its county: 28, 3 major; IA0068918 is minor permit.
Other permits in the Henchal Creek-Mosquito Creek subwatershed (HUC 102300060405)
- MORAN BEEF #2, Underwood: IA0083321, minor, term to 2026-04-30
- PHEASANT RIDGE FARM, INC., Underwood: IA0080314, minor, term to 2022-04-30
- UNDERWOOD CITY OF STP, Underwood: IA0036986, minor, term to 2022-12-31
Identity
| Facility | IOWA DOT REST AREA #29 & #30 I80 UNDERWOOD |
|---|---|
| Permittee | IOWA DEPT. OF TRANSPORTATION |
| NPDES ID | IA0068918 |
| Status | Administratively continued |
| Type | Individual permit |
| Class | Minor |
| Facility type | Non-POTW |
| Issued | August 22, 2005 |
| Expires | August 21, 2010 |
| Agency | STA |
| Address | Underwood, IA 51576 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Henchal Creek-Mosquito Creek (HUC 102300060405) |
| NAICS | 488490 – Other Support Activities for Road Transportation |
| SIC | 4959 – Sanitary Services |
NPDES IA0068918: effluent limits and exceedances
IOWA DOT REST AREA #29 & #30 I80 UNDERWOOD (NPDES IA0068918): 7 pollutants on file, 6 limited; 5 with a violation of any kind, 4 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| pH | 2 | 36 | 28 | October 31, 2014 | |
| BOD, carbonaceous [5 day, 20 C] | 4 | 44 | 26 | June 30, 2024 | 754% over the limit |
| Solids, total suspended | 4 | 36 | 26 | April 30, 2018 | 185% over the limit |
| Nitrogen, ammonia total [as N] | 48 | 12 | 2 | June 30, 2024 | 32% over the limit |
| E. coli | 0 | 1 | 0 | ||
| Oxygen, dissolved [DO] | 3 | 0 | 0 | ||
| Solids, settleable | 3 | 0 | 0 |
NPDES IA0068918: inspections, violations and enforcement
NPDES IA0068918 (IOWA DOT REST AREA #29 & #30 I80 UNDERWOOD): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.
Watch NPDES IA0068918
NPDES IA0068918: one email when its EPA record changes — $99/month.
Permits near NPDES IA0068918
NPDES IA0068918: 7 pollutant rows, 0 dated events; ICIS-NPDES download, loaded October 14, 2026.