Sheldon Wastewater Plant
Western Avenue, Sheldon, IA 51201 · Obrien County · Publicly Owned Treatment Works
- Average flow
- 0.9 MGD
- Design flow
- 3.83 MGD
- NPDES permit
- IA0032662
- Effective
- Permit expires
- April 2031
- Population served
- 5,512
- CWNS 2022
Sheldon Wastewater Plant is a publicly owned wastewater treatment works in Sheldon, Obrien County, Iowa treating an average of 0.9 million gallons per day against a permitted design capacity of 3.83 MGD, serving about 5,512 residents. It discharges under NPDES permit IA0032662 (effective), which expires in April 2031, with 7 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Sheldon Wastewater Plant.
Available with a free Klarifi account
See the full treatment train at Sheldon Wastewater Plant: 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.
Industrial users and pretreatment
Industries that discharge process wastewater to Sheldon Wastewater Plant, from the plant's pretreatment programme records.
- Industrial users
- 3
- on record
On record: Agp-Sheldon (Sheldon); Rome Ltd (Sheldon); Rosenboon Machine & Tool Inc (Sheldon). Most users are in automotive, metal and equipment manufacturing and food and beverage.
Industrial users of Sheldon Wastewater Plant →
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Discharge flow, federal category, source documents and contacts for every industrial user of Sheldon Wastewater Plant. Free with a Klarifi account.
Key contacts
1 verified contact for Sheldon Wastewater Plant, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Sheldon Wastewater Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Archer · 8 mi away
0.0054 MGD
Boyden · 8 mi away
0.15 MGD
Hospers · 9 mi away
0.24 MGD
Ashton · 9 mi away
—
Sanborn · 10 mi away
0.6 MGD
George · 12 mi away
0.08 MGD
Hull · 13 mi away
0.21 MGD
Granville · 13 mi away
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Sheldon Wastewater Plant: 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 May 17, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms