Clean Water Act discharge permit · NPDES MIS111238

MAYVILLE ENG CO-WAYLAND, Wayland, MI: NPDES MIS111238 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

MAYVILLE ENG CO-WAYLAND, held by Mayville Engineering Company - Wayland, holds NPDES permit MIS111238, which discharges to Buck Creek. EPA’s file records it issued October 22, 2021 and expiring April 1, 2026.

MAYVILLE ENG CO-WAYLAND, Wayland, Michigan: Coverage under a general permit MIS111238, held by Mayville Engineering Company - Wayland; Effective; issued October 22, 2021, term to April 1, 2026, by State; discharges to Buck Creek.

January 2, 2026: Letter of Violation/ Warning Letter (State).

MAYVILLE ENG CO-WAYLAND among its neighbors

EPA’s permit file holds 16 discharge permits in the Sharps Creek-Buck Creek subwatershed (HUC 040500060508), MIS111238 among them.

Other permits in the Sharps Creek-Buck Creek subwatershed (HUC 040500060508)

BPV ENVIRONMENTAL, Byron Center: MIS112168, minor permit, permit term to April 1, 2026
GRAND RAPIDS CHAIR, Byron Center: MIS111802, minor permit, discharging to Buck Creek, permit term to April 1, 2021
KENT CO-S KENT LANDFILL, Byron Center: MIS111436, minor permit, discharging to Buck Creek, permit term to April 1, 2026
LKQ SELF SERVICE AUTO-WAYLAND, Wayland: MIS120659, minor permit, discharging to Buck Creek, permit term to April 1, 2026
MARTIN TRANSPORTATION SYSTEMS, Byron Center: MIS111742, minor permit, discharging to Buck Creek, permit term to April 1, 2021
MAYVILLE ENG CO-BYRON CENTER, Byron Center: MIG250409, minor permit, discharging to BUCK CREEK, permit term to April 1, 2013
MAYVILLE ENG CO-BYRON CENTER, Byron Center: MIS110710, minor permit, discharging to Buck Creek, permit term to April 1, 2026
MAYVILLE ENG CO-PIEDMONT, Byron Center: MIS111728, minor permit, discharging to Buck Creek, permit term to April 1, 2026
RL ADAMS PLASTICS-BURLINGAME, Wyoming: MIG250423, minor permit, discharging to UNNAMED TRIBUTARY TO BUCK CREEK, permit term to April 1, 2013
RL ADAMS PLASTICS-BURLINGAME, Wyoming: MIS111952, minor permit, discharging to Buck Creek, permit term to March 31, 2026

Identity

Facility as filed	MAYVILLE ENG CO-WAYLAND
Permittee as filed	Mayville Engineering Company - Wayland
NPDES ID	MIS111238
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	October 22, 2021
Expiration date	April 1, 2026
Issuing agency	State
Address	Wayland, MI 49348
Receiving water	Buck Creek
Subwatershed	Sharps Creek-Buck Creek (HUC 040500060508)

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES MIS111238.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES MIS111238.

Inspections

EPA’s inspection file holds no inspection for NPDES MIS111238.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

Date	What EPA recorded	Agency
January 2, 2026	Letter of Violation/ Warning Letter	State

Watch this permit

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

MAYVILLE ENG CO-WAYLAND is one of 6 general permit coverages in Wayland, Michigan, and one of 16 NPDES permits in the Sharps Creek-Buck Creek subwatershed. Of the Wayland general permit coverages, 33.3% have a violation on file, and 33.3% of all six were issued earlier than this permit. This permit records 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.