Joco Douglas Smith Mid Basin
10001 College Boulevard, Overland Park, KS 66210 · Johnson County · Publicly Owned Treatment Works
- Average flow
- 10.79 MGD
- Design flow
- —
- NPDES permit
- KS0119601
- Effective
- Permit expires
- February 2027
- Population served
- 126,584
- CWNS 2022
Joco Douglas Smith Mid Basin is a publicly owned wastewater treatment plant in Overland Park, Johnson County, Kansas treating an average of 10.79 million gallons per day, serving about 126,584 residents. It discharges under NPDES permit KS0119601 (effective), which expires in February 2027, with 0 recorded violations in the last three years.
Treatment technology
3 treatment structures and unit processes identified at Joco Douglas Smith Mid Basin.
Available with a free Klarifi account
See the full treatment train at Joco Douglas Smith Mid Basin: 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.
Key contacts
11 verified contacts for Joco Douglas Smith Mid Basin, with validated emails and direct phone numbers.
Unlock 11 verified contacts (8 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Joco Douglas Smith Mid Basin, plus the full compliance history and discharge data.
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Leawood · 4 mi away
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Stanley · 7 mi away
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Mission · 9 mi away
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Kansas City · 10 mi away
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Olathe · 10 mi away
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Shawnee · 10 mi away
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Kansas City · 10 mi away
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Joco Douglas Smith Mid Basin: 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 20, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms