DirtyWaterWatch

Vermont / Events /

Combined sewer overflow: St Johnsbury

Not stated by the source · St Johnsbury (operator public alert on the VT DEC Sewage Overflows page; not yet reviewed by DEC)

Source: St Johnsbury (operator public alert on the VT DEC Sewage Overflows page; not yet reviewed by DEC) via VT DEC Public Alerts (untreated discharge alerts) on the Sewage Overflows report page, record alert:4234, reported May 7, 2026, 6:55 AM EDT, retrieved 2026-11-02 10:55 UTC · notice

Revised. Notice about vt-dec:incident:6995, which carries the times. The newest revision is the one used for the map.

A report is not a test of the water. See how statuses are worked out.

1. The reported outfall

Outfall reported by St Johnsbury (VT0100579 outfall 006): “CSO – 06: (Bay Street – south of CVPS)”. Location: 44.41400, -72.01403 from the outfall registry (the record has no coordinates).

Source: EPA ECHO outfall inventory matched in data/outfalls-ne.json (match: geometry+name), permit VT0100579 outfall 006.

2. Waters named in the notice

The notice names: “Passumpsic River”. We place it on Passumpsic River, VT. Matched by the name of the water in the source record.

3. Modeled downstream reach

No modeled reach for this record in this build.

Source: water outlines from OpenBoatLaunch and OpenStreetMap contributors (ODbL); outfalls from EPA ECHO and the state outfall layers; modeled reaches computed by DirtyWaterWatch from USGS NLDI, NHDPlus and the nearest USGS gauge (Jobson 1996); basemap OpenFreeMap and OpenMapTiles.

Open on the main map

When: three different times

The time of the event, the time the source reported, published or updated it, and the time we fetched it are kept apart. Times are shown in New England time; the record keeps the original offsets.

Started
not reported
Ended
not reported
Precision
Known to the minute
Reported to the source
Published
Source last updated
not given
We fetched it

What and how much

Type
Combined sewer overflow
Status in the record
Not stated by the source
Material
not stated
Volume
not reported (not stated whether estimated or measured)
Volume in the source's words
none

Advice

“Avoid swimming, wading, boating, or fishing after wastewater overflow, releases, or illicit discharges!”

St Johnsbury (operator public alert on the VT DEC Sewage Overflows page; not yet reviewed by DEC) · VT DEC Notice of Untreated or Unpermitted Discharges page (advice); 10 V.S.A. § 1295(e) and DEC: temporary signs kept posted 48 hours after the discharge has stopped
Advice window
48 hours
Basis
VT DEC Notice of Untreated or Unpermitted Discharges page (advice); 10 V.S.A. § 1295(e) and DEC: temporary signs kept posted 48 hours after the discharge has stopped

Source and revisions

Source
VT DEC Public Alerts (untreated discharge alerts) on the Sewage Overflows report page
Record id at the source
alert:4234
Original notice
https://anrweb.vt.gov/DEC/WWInventory/SewageOverflows.aspx
Revision of
vt-dec:incident:6995
Revised by
no later revision

Every field of the record

All fields of event vt-dec:alert:4234
event_idvt-dec:alert:4234
source_idvt-dec
source_record_idalert:4234
parent_event_idvt-dec:incident:6995
event_typecso
statusunknown
discharger_idvt-st-johnsbury
discharger_nameSt Johnsbury
npdes_permitVT0100579
outfall_id006
outfall_nameCSO – 06: (Bay Street – south of CVPS)
waterbody_textPassumpsic River
water_slugs["passumpsic-river-vt"]
water_matchname
latnull
lonnull
coord_sourcenull
coord_precision_mnull
started_atnull
ended_atnull
time_precisionminute
reported_at2026-05-07T06:55:20-04:00
published_at2026-05-07T06:55:20-04:00
source_updated_atnull
fetched_at2026-11-02T10:55:17Z
materialnull
volume_galnull
volume_textnull
estimate_flagunknown
authoritySt Johnsbury (operator public alert on the VT DEC Sewage Overflows page; not yet reviewed by DEC)
advice_textAvoid swimming, wading, boating, or fishing after wastewater overflow, releases, or illicit discharges!
advice_window_hours48
advice_window_basisVT DEC Notice of Untreated or Unpermitted Discharges page (advice); 10 V.S.A. § 1295(e) and DEC: temporary signs kept posted 48 hours after the discharge has stopped
source_urlhttps://anrweb.vt.gov/DEC/WWInventory/SewageOverflows.aspx
parse_errornull
fixturefalse
supersedednotice about vt-dec:incident:6995, which carries the times
reachVT0100579-006
fileevents/vt-dec~3Aalert~3A4234.json
placement_notenull
unplaced_reasonnull
set_asidenull
duplicate_ofnull
reach_bandnull

The source's record (raw)

{
  "Facility Name": "St Johnsbury",
  "Town": "St Johnsbury",
  "Location Description": "CSO – 06: (Bay Street – south of CVPS)",
  "Receiving Waters": "Passumpsic River",
  "Date/Time Submission Entered": "5/7/2026 6:55:20 AM",
  "ID": "4234",
  "_table": "Public Alerts",
  "_match_notes": null
}

Source: St Johnsbury (operator public alert on the VT DEC Sewage Overflows page; not yet reviewed by DEC) via VT DEC Public Alerts (untreated discharge alerts) on the Sewage Overflows report page, record alert:4234, reported May 7, 2026, 6:55 AM EDT, retrieved 2026-11-02 10:55 UTC · notice

Personal fields (names, emails, phone numbers of staff) are removed from raw records before they are stored.