Danville City Of STP
PO Box 265, Danville, IA 52623 · Des Moines County · Publicly Owned Treatment Works
- Average flow
- 0.1 MGD
- Design flow
- —
- NPDES permit
- IA0025861
- Administratively continued
- Permit expires
- November 2024
- Population served
- 927
- CWNS 2022
Danville City Of STP is a publicly owned wastewater treatment works in Danville, Des Moines County, Iowa treating an average of 0.1 million gallons per day, serving about 927 residents. It discharges under NPDES permit IA0025861 (administratively continued), which expires in November 2024, with 76 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Danville City Of STP.
Available with a free Klarifi account
See the full treatment train at Danville City Of STP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 76
- Effluent violations
- 76
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Danville City Of STP, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Danville City Of STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Middletown · 3 mi away
0.04 MGD
New London · 7 mi away
0.26 MGD
Denmark · 7 mi away
—
West Point · 11 mi away
0.08 MGD
Burlington · 12 mi away
5.79 MGD
Saint Paul · 12 mi away
—
Mediapolis · 14 mi away
0.17 MGD
Mount Pleasant · 14 mi away
1.13 MGD
Danville City Of STP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated November 6, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms