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Industrial stormwater facility

Walter Mork Co

2 01NEC005987 · No Exposure Certification · Berkeley, Alameda

Official record — State Water Resources Control Board, Industrial General Permit

Official

Facility record

Facility name
Walter Mork Co
WDID
2 01NEC005987
Application type
No Exposure Certification
City
Berkeley
County
Alameda
ZIP
94710
Primary SIC code
3444
SIC description
Sheet Metal Work
Date active
2020-02-03
Regional Water Board
Regional Board 2 - San Francisco Bay Region

Hydrologic

Geographic context

Official facility coordinate plotted against the official 2026 impaired-water geometry.

Official facility point
37.86091, -122.29582
HUC12 subwatershed
Cerrito Creek-Frontal San Francisco Bay Estuaries
HUC12 code
180500020904
Impaired-water associations (derived)
6
Loading map…

303(d) context

Associated impaired waters

Grouped by derived geographic association class.

Derived

Subwatershed + nearby

1 waterbodies
San Francisco Bay, Central

Bay & Harbor · Integrated Report category 5 · TMDL required

Listed pollutants / stressors (11) Chlordane, DDT (Dichlorodiphenyltrichloroethane), Dieldrin, Dioxin compounds (including 2,3,7,8-TCDD), Furan Compounds, Invasive Species +5 more

Distance 0.61 km

Confidence high

Fact sheet

Same impaired-water subwatershed

5 waterbodies
Baxter Creek (Contra Costa County)

River & Stream · Integrated Report category 4b · Addressed by action other than a TMDL

Listed pollutants / stressors (1) Trash

Distance

Confidence low

Fact sheet

Cerrito Creek

River & Stream · Integrated Report category 4b · Addressed by action other than a TMDL

Listed pollutants / stressors (1) Trash

Distance

Confidence low

Fact sheet

Lake Temescal

Lake & Reservoir · Integrated Report category 5 · TMDL required

Listed pollutants / stressors (1) Mercury

Distance

Confidence low

Fact sheet

Stege Marsh

Estuary · Integrated Report category 4b · Addressed by action other than a TMDL

Listed pollutants / stressors (6) Copper, Dacthal, Dieldrin, Mercury, PCBs (Polychlorinated biphenyls), Zinc

Distance

Confidence low

Fact sheet

Strawberry Creek (Alameda County)

River & Stream · Integrated Report category 4b · Addressed by action other than a TMDL

Listed pollutants / stressors (1) Trash

Distance

Confidence low

Fact sheet

Associations are calculated from official facility coordinates, USGS HUC12 boundaries, and official 2026 impaired-water geometry. They do not establish a discharge connection or causation.

TMDL requirements

Water Board-stated TMDL waste load allocations applied to this industrial permit in SMARTS.

Official record — SMARTS TMDL dataset, State Water Board

No SMARTS TMDL requirement is recorded for this WDID. In the statewide TMDL export only permits in Regions 4, 8 and 9 currently carry industrial TMDL requirements, so an absence here is not a statement that the facility discharges to an unimpaired water.

SMARTS monitoring

Self-reported industrial stormwater sampling results submitted to SMARTS.

No SMARTS monitoring results are recorded for this WDID in the statewide dataset.

YDOS-derived

Numeric Action Level comparison

Reported SMARTS analytical results compared against the Numeric Action Levels of the Industrial General Permit version in effect for each reporting year (July 1 – June 30).

Derived

No reporting year for this WDID contains samples eligible for NAL comparison. That can mean no analytical results were reported, the reported parameters have no adopted NAL, or the samples were taken at locations that are not permitted discharge points.

An NAL exceedance is a permit-defined condition that triggers Exceedance Response Actions under the Industrial General Permit. It is not a violation, an enforcement action, or a Water Board compliance determination. Annual values use the arithmetic average of eligible results with non-detects treated as zero; instantaneous maximum NALs (total suspended solids, oil and grease, pH) are exceeded when two or more eligible results in a reporting year fall outside the level. Rules transcribed from 2014-0057-DWQ as amended by 2015-0122-DWQ (effective 2015-07-01, superseded 2020-06-30); 2014-0057-DWQ as amended by 2018-0028-DWQ (effective 2020-07-01).

Provenance

Source & provenance

Source agency
California State Water Resources Control Board
Source dataset
Industrial General Permit — permitted facilities (statewide GIS layer)
WDID
2 01NEC005987
Source feature ID
384
Application type
No Exposure Certification
Regional board derivation
WDID region prefix
Geometry status
valid
Last successful facility import
Aug 21, 2026, 1:57 AM UTC

Official IGP permitted facilities feature layer