Clean Water Act discharge permit · NPDES 01R10I07R

RESIDENTIAL SUBDIVISION - 550 SAGAMORE AVENUE, Portsmouth, NH: NPDES 01R10I07R 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

RESIDENTIAL SUBDIVISION - 550 SAGAMORE AVENUE, held by Severino Trucking Co. Inc., holds NPDES permit 01R10I07R. EPA’s file records it issued February 10, 2026 and expiring February 16, 2027.

RESIDENTIAL SUBDIVISION - 550 SAGAMORE AVENUE, Portsmouth, New Hampshire: Coverage under a general permit 01R10I07R, held by Severino Trucking Co. Inc.; Construction stormwater; Effective; issued February 10, 2026, term to February 16, 2027, by U.S. EPA.

New Hampshire holds 1,239 Construction stormwater coverages of this permit type in EPA’s file; 1,009 were issued before 01R10I07R. Severino Trucking Co. Inc. holds 7 permits in New Hampshire.

Other permits held by Severino Trucking Co. Inc.

GAS STATION AND CONVENIENCE STORE - CONCORD, Concord: 01R10I06A, issued December 4, 2025
TEXTILE LANE DEVELOPMENT, Somersworth: 01R10I06T, issued February 4, 2026
LEATHERS LANE - CONDOMINIUMS PROJECT, Dover: NHR1001BR, issued September 14, 2021
7 WEST COMMERCIAL DEVELOPMENT, Dover: NHR1001QC, issued May 1, 2023
EMERSON RIDGE SUBDIVISION, Dover: NHR1001WY, issued January 22, 2024
WESTFIELD, Dover: NHR100237, issued October 4, 2024

Coverages issued nearest 01R10I07R

February 3, 2026: ABBOTT COURT MIXED USE DEVELOPMENT, Derry, 01R10I07C, held by Harvey Construction
February 4, 2026: TEXTILE LANE DEVELOPMENT, Somersworth, 01R10I06T, held by Severino Trucking Co. Inc.
February 4, 2026: PLAISTOW-KINGSTON 10044E, Plaistow, 01R10I07M, held by New Hampshire Department of Transportation
February 9, 2026: HEMLOCK HILL, Webster, 01R10I074, held by Blackwater Estate LLC
February 10, 2026: NEWINGTON-DOVER 11238S, Newington, 01R10I07Q, held by Reed & Reed, Inc.
February 12, 2026: TAMWORTH VILLAGE COMMONS, Tamworth, 01R10I07O, held by The Betty C. Ketchum Foundation
February 12, 2026: CENTRAL AVE DOVER WATER MAIN UPGRADES, Dover, 01R10I07S, held by S.U.R Construction Inc.
February 13, 2026: SAPPHIRE WOODS, Danville, 01R10I07N, held by Lewis Builders Development, Inc.
February 13, 2026: PETERSEN, Tuftonboro, 01R10I07T, held by Wood & Clay, Inc.
February 14, 2026: BEECH STREET ELEMENTARY SCHOOL, Manchester, 01R10I07U, held by Manchester Department of Public Works

RESIDENTIAL SUBDIVISION - 550 SAGAMORE AVENUE among its neighbors

EPA’s permit file holds 95 discharge permits in the Portsmouth Harbor subwatershed (HUC 010600031001), 01R10I07R among them.

Other permits in the Portsmouth Harbor subwatershed (HUC 010600031001)

100 DURGIN LANE, Portsmouth: 01R10I044, minor permit, permit term to February 16, 2027
100 DURGIN LANE, Portsmouth: 01R10I045, minor permit, permit term to February 16, 2027
100 NEW HAMPSHIRE AVENUE, Portsmouth: NHR1001US, minor permit, permit term to February 16, 2027
100 NEW HAMPSHIRE AVENUE, Portsmouth: NHR1001UT, minor permit, permit term to February 16, 2027
105 BARTLETT STREET - MULTIFAMILY DEVELOPMENT, Portsmouth: NHR10020X, minor permit, permit term to February 16, 2027
105 BARTLETT STREET - MULTIFAMILY DEVELOPMENT, Portsmouth: NHR10021B, minor permit, permit term to February 16, 2027
200 CHASE DRIVE, Portsmouth: NHR100247, minor permit, permit term to February 16, 2027
2021 E194, U181, & 3135 TRANSMISSION LINE STRUCTURE REPLACEMENT, Portsmouth: NHR1001F9, minor permit, permit term to February 16, 2027
2021 E194, U181, & 3135 TRANSMISSION LINE STRUCTURE REPLACEMENT PROJECT, Portsmouth: NHR1001EG, minor permit, permit term to February 15, 2022
282 CORPORATE DRIVE, Portsmouth: 01R10I02P, minor permit, permit term to February 16, 2027

What the register holds for RESIDENTIAL SUBDIVISION - 550 SAGAMORE AVENUE: its NPDES ID, its permit type and status, its dates, its address in Portsmouth, New Hampshire. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES 01R10I07R.

Identity

Facility as filed	RESIDENTIAL SUBDIVISION - 550 SAGAMORE AVENUE
Permittee as filed	Severino Trucking Co. Inc.
NPDES ID	01R10I07R
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	February 10, 2026
Expiration date	February 16, 2027
Issuing agency	U.S. EPA
Address	Portsmouth, NH 03801
Subwatershed	Portsmouth Harbor (HUC 010600031001)

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 01R10I07R.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES 01R10I07R.

Inspections

EPA’s inspection file holds no inspection for NPDES 01R10I07R.

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

EPA’s informal enforcement file holds no action for NPDES 01R10I07R.

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Nearby on the register

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

The Residential Subdivision - 550 Sagamore Avenue permit, held by Severino Trucking Co. Inc. in Portsmouth, New Hampshire, is one of 57 storm water construction permits in Portsmouth on EPA's NPDES register, and it sits within a Portsmouth Harbor subwatershed that includes 82 NPDES permits in total. Of those 57 Portsmouth storm water construction permits, 0.0% have a violation on file, and this permit records no pollutants under a numeric limit and no effluent exceedances.