Danbury City Of STP
PO Box 336, Danbury, IA 51019 · Woodbury County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.26 MGD
- NPDES permit
- IA0035246
- Effective
- Permit expires
- June 2028
- Population served
- 397
- CWNS 2022
Danbury City Of STP is a publicly owned wastewater treatment works in Danbury, Woodbury County, Iowa, serving about 397 residents. It discharges under NPDES permit IA0035246 (effective), which expires in June 2028, with 7 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Danbury City Of STP.
Available with a free Klarifi account
See the full treatment train at Danbury City Of STP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 7
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Danbury City Of STP.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in Iowa
Mapleton · 6 mi away
0.11 MGD
Battle Creek · 8 mi away
—
Oto · 10 mi away
—
Ricketts · 10 mi away
0.0015 MGD
Smithland · 10 mi away
—
Ute · 13 mi away
—
Charter Oak · 13 mi away
—
Anthon · 13 mi away
—
Danbury 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 September 27, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms