Ithaca Wwsl
1340 E Center St, Ithaca, MI 48847 · Gratiot County · Publicly Owned Treatment Works
- Average flow
- 2.58 MGD
- Design flow
- —
- NPDES permit
- MI0056928
- Administratively continued
- Permit expires
- October 2026
- Population served
- 3,089
- CWNS 2022
Ithaca Wwsl is a publicly owned wastewater treatment plant in Ithaca, Gratiot County, Michigan treating an average of 2.58 million gallons per day, serving about 3,089 residents. It discharges under NPDES permit MI0056928 (administratively continued), which expires in October 2026, with 35 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Ithaca Wwsl.
Available with a free Klarifi account
See the full treatment train at Ithaca Wwsl: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 35
- Effluent violations
- 5
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 Ithaca Wwsl, from the plant's pretreatment programme records.
- Industrial users
- 3
- on record
- Sampled for PFAS
- 1
- 2023
- Above 12 ng/L PFOS
- 1
- highest 620 ng/L
The highest PFOS samples came from Clover imaging (Ithaca), 620 ng/L; Hutchinson Aerospace (Ithaca); Zfs Ithaca Llc (Ithaca). Most users are in chemicals, plastics and petroleum and food and beverage.
Industrial users of Ithaca Wwsl →PFAS sources at all Michigan plants →
Unlock the details behind these industrial users
Discharge flow, federal category, full PFAS sampling history, source documents and contacts for every industrial user of Ithaca Wwsl. Free with a Klarifi account.
Capital improvement projects in Ithaca
Ithaca's capital improvement plan lists 23 water, sewer and wastewater line items worth $5M starting 2024–2028. The largest budgeted items are shown here.
All water and sewer capital projects in Ithaca →
| Project | Budget | Years |
|---|---|---|
| Sanitary Sewer Replace Union St (Center-Barber | $1,109,075 | 2025–2026 |
| Watermain St. Charles (N Pine River-Whispering Pine) | $733,000 | 2024–2025 |
| Watermain (Arcada to Center) based on Union St Reconstruction | $542,600 | 2025–2026 |
| Replace 4” Watermain w/8” on S. Pine River (Center to Railroad) (install rear service lines north of Newark on east side of buildings) | $526,000 | 2024–2025 |
| Watermain Barnes Loop (E Center –E North) | $337,000 | 2024–2025 |
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
1 verified contact for Ithaca Wwsl, with validated emails and direct phone numbers.
Unlock 1 verified contact
Names, validated emails and direct phone numbers for decision-makers at Ithaca Wwsl, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Michigan
Alma · 8 mi away
1.52 MGD
St. Louis · 9 mi away
1.01 MGD
Ashley · 9 mi away
0.65 MGD
Breckenridge · 11 mi away
—
Perrinton · 13 mi away
1.92 MGD
Maple Rapids · 13 mi away
0.91 MGD
Merrill · 15 mi away
0.92 MGD
Crystal · 16 mi away
0.02 MGD
Ithaca Wwsl: 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 19, 2026; facility record last updated April 4, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms