Davenport Wastewater Treatment Plant
2606 South Concord Street, Davenport, IA 52802 · Scott County · Publicly Owned Treatment Works
- Average flow
- 25.36 MGD
- Design flow
- 40 MGD
- NPDES permit
- IA0043052
- Administratively continued
- Permit expires
- June 2026
- Population served
- 132,801
- CWNS 2022
Davenport Wastewater Treatment Plant is a publicly owned wastewater treatment works in Davenport, Scott County, Iowa treating an average of 25.36 million gallons per day against a permitted design capacity of 40 MGD, serving about 132,801 residents. It discharges under NPDES permit IA0043052 (administratively continued), which expires in June 2026, with 0 recorded violations in the last three years.
Treatment technology
3 treatment structures and unit processes identified at Davenport Wastewater Treatment Plant.
Available with a free Klarifi account
See the full treatment train at Davenport Wastewater Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
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 Davenport Wastewater Treatment Plant, from the plant's pretreatment programme records.
- Industrial users
- 6
- on record
Among them: American Honda Motor CO INC (Davenport); Cobham Mission Systems Davenport Lss INC (Davenport); John Deere Davenport Works (Davenport). Most users are in automotive, metal and equipment manufacturing and chemicals, plastics and petroleum.
Industrial users of Davenport Wastewater Treatment Plant →
Unlock all 6 industrial users of this plant
Discharge flow, federal category, source documents and contacts for every industrial user of Davenport Wastewater Treatment Plant. Free with a Klarifi account.
Capital improvement projects in Davenport
Davenport's capital improvement plan lists 17 water, sewer and wastewater line items worth $81M starting 2026–2030. The largest budgeted items are shown here.
All water and sewer capital projects in Davenport →
| Project | Budget | Years |
|---|---|---|
| WPCP | Digester Rehabilitation Project | $27,100,000 | 2026–2028 |
| Sewer Rehabilitation Program | $16,685,000 | 2026–2031 |
| Sanitary Sewer Repair Program | $7,850,000 | 2026–2031 |
| SSES Program | $7,375,000 | 2026–2031 |
| Sewer Lateral Repair Program | $7,200,000 | 2026–2031 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
26 verified contacts for Davenport Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 26 verified contacts (23 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Davenport Wastewater Treatment Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Iowa
Buffalo · 4 mi away
0.27 MGD
Davenport · 5 mi away
—
Blue Grass · 7 mi away
0.32 MGD
Eldridge · 9 mi away
0.96 MGD
Montpelier · 10 mi away
0.02 MGD
Walcott · 11 mi away
0.45 MGD
Stockton · 14 mi away
—
Long Grove · 14 mi away
0.08 MGD
Davenport Wastewater Treatment 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 March 5, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms