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Environmental Rules in Leominster, MA (2026)

4 verified environmental rules for Leominster, Massachusetts, sourced directly from the municipal code and official government pages.

Verified from official government sources

Stormwater Management

Leominster regulates stormwater through a Stormwater Management Permit program run by the Conservation Commission, which has delegated day-to-day review of most applications to the Department of Public Works. Property owners must keep runoff on their own land and cannot let water flow onto abutting property, with escalating fines for violations under Leominster Code of Ordinances Sections 21-77 and 21-79.

Leominster Stormwater Management Rules

Some Restrictions

Leominster Code of Ordinances Section 21-79

(a)Stormwater Authority. The conservation commission is hereby designated as the stormwater authority. The stormwater authority, or his/her agent, shall administer, implement, and enforce this ordinance. ... The conservation commission ... hereby delegates its authority to the department of public works to act as his/her designated agent to review and approve stormwater management permit applic...

Erosion Control

Leominster's Stormwater and Erosion Control Ordinance requires builders to control soil erosion and sedimentation on land-disturbing projects, and empowers the Conservation Commission to order additional erosion controls, halt work, and require remediation. Violators face fines up to three hundred dollars per day under Leominster Code of Ordinances Section 21-81.

Leominster Erosion & Sediment Control Rules

Some Restrictions

Leominster Code of Ordinances Section 21-81

(a)The stormwater authority, or an authorized agent of the stormwater authority, shall enforce this ordinance, and any regulations, permit orders, violation notices, and enforcement orders, and may pursue all civil and criminal remedies for violations. ... (c)The stormwater authority, or an authorized agent of the stormwater authority, may issue a written order to enforce the provisions or this...

Flood Zones

Leominster overlays a Floodplain district (FP) on every FEMA-mapped zone A and AE area under City Code § 22-34. Nearly all development inside the district, from new construction to fences, sheds and grading, needs a special permit, and the building commissioner serves as the city's official floodplain administrator reviewing every application.

Leominster Floodplain Development Permit Rules

Significant Restrictions

Leominster Code of Ordinances § 22-34

34.3.1The floodplain district is herein established as an overlay district. The district includes all special flood hazard areas within City of Leominster designated as zone A and AE on the Worcester County Flood Insurance Rate Map (FIRM) dated July 8, 2025 issued by the Federal Emergency Management Agency (FEMA) for the administration of the National Flood Insurance Program. ... 34.3.3The City...

Vehicle Idling Restrictions

Leominster bars leaving a car, motorcycle, truck or vehicle-mounted refrigeration unit running for more than five minutes when it is not in traffic, under Code of Ordinances Sec. 14-8(3)(d). The limit is part of the city's noise ordinance and is enforced by the Director of Public Health and police.

Leominster Vehicle Idling Time Limit

Some Restrictions

Leominster Code of Ordinances § 14-8(3)(d)

(d)No automobile, motorcycle, truck or vehicle-mounted refrigeration equipment or other motorized vehicle shall be left running when not in traffic for a period of greater than five minutes.