George City Of STP
George, IA 51237 · Lyon County · Publicly Owned Treatment Works
- Average flow
- 0.08 MGD
- Design flow
- 0.29 MGD
- NPDES permit
- IA0036081
- Effective
- Permit expires
- October 2027
- Population served
- 1,077
- CWNS 2022
George City Of STP is a publicly owned wastewater treatment works in George, Lyon County, Iowa treating an average of 0.08 million gallons per day against a permitted design capacity of 0.29 MGD, serving about 1,077 residents. It discharges under NPDES permit IA0036081 (effective), which expires in October 2027, with 21 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at George City Of STP.
Available with a free Klarifi account
See the full treatment train at George City Of STP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 21
- Effluent violations
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Industrial users and pretreatment
Industries that discharge process wastewater to George City Of STP, from the plant's pretreatment programme records.
- Industrial users
- 1
- on record
On record: Diversified Industries Dba Sudenga Industrial (George). Most users are in automotive, metal and equipment manufacturing.
Unlock the details behind these industrial users
Discharge flow, federal category, source documents and contacts for every industrial user of George City Of STP. Free with a Klarifi account.
Key contacts
1 verified contact for George 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 George City Of STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Rock Rapids · 10 mi away
0.28 MGD
Boyden · 10 mi away
0.15 MGD
Little Rock · 10 mi away
—
Hull · 10 mi away
0.21 MGD
Ashton · 11 mi away
—
Doon · 12 mi away
—
Sheldon · 12 mi away
0.9 MGD
Sibley · 14 mi away
0.33 MGD
George 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 March 19, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms