Petersburg, City Of STP (eiruss)
1678 300th Avenue, Dyersville, IA 52069 · Delaware County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.04 MGD
- NPDES permit
- IA0079740
- Administratively continued
- Permit expires
- August 2026
- Population served
- —
- CWNS 2022
Petersburg, City Of STP (eiruss) is a publicly owned wastewater treatment works in Dyersville, Delaware County, Iowa. It discharges under NPDES permit IA0079740 (administratively continued), which expires in August 2026, with 2 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Petersburg, City Of STP (eiruss).
Available with a free Klarifi account
See the full treatment train at Petersburg, City Of STP (eiruss): structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 2
- Effluent violations
- 2
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 Petersburg, City Of STP (eiruss), from the plant's pretreatment programme records.
- Industrial users
- 1
- on record
On record: Modernfold, Inc (Dyersville). 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 Petersburg, City Of STP (eiruss). Free with a Klarifi account.
Key contacts
Decision-makers at Petersburg, City Of STP (eiruss).
No verified contacts on file yet
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Nearby wastewater treatment plants in Iowa
New Vienna · 4 mi away
0.02 MGD
Earlville · 6 mi away
0.08 MGD
Dyersville · 7 mi away
0.55 MGD
Greeley · 7 mi away
—
Luxemburg · 7 mi away
—
Delaware · 8 mi away
—
Delhi · 11 mi away
—
Edgewood · 11 mi away
0.2 MGD
Petersburg, City Of STP (eiruss): 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 April 23, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biological nutrient removal · Tertiary treatment · all terms