Klarifi Logo
Try for freeLog in
Klarifi Logo

Gilman WWTP

10371 Golden Spike Rd NE, Gilman, MN 56333 · Benton County · Publicly Owned Treatment Works

Average flow
—
Design flow
0.05 MGD
NPDES permit
MNG585021
Effective
Permit expires
November 2028
Population served
286
CWNS 2022

Gilman WWTP is a publicly owned wastewater treatment works in Gilman, Benton County, Minnesota, serving about 286 residents. It discharges under NPDES permit MNG585021 (effective), which expires in November 2028, with 2 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at Gilman WWTP.

Available with a free Klarifi account

See the full treatment train at Gilman WWTP: structures, unit processes and planned upgrades, with exact unit counts.

Create a free account

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.

Key contacts

Decision-makers at Gilman WWTP.

No verified contacts on file yet

Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.

Try Klarifi free

Nearby wastewater treatment plants in Minnesota

Foley WWTP

Foley · 6 mi away

—

Foreston WWTP

Foreston · 13 mi away

—

Rice WWTP

Rice · 13 mi away

—

Milaca

Milaca · 14 mi away

—

Pease WWTP

Pease · 15 mi away

—

Royalton WWTP

Royalton · 17 mi away

0.11 MGD

Rich Prairie WWTF

Pierz · 18 mi away

—

Saint Cloud WWTP

St. Cloud · 19 mi away

9.41 MGD

Gilman WWTP: 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 November 6, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms


Try Klarifi for free

Create your own trial account and explore how Klarifi can help you.

Try for free