Vermont / Events /

Combined sewer overflow: Montpelier

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

Source: Montpelier (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:4248, reported Jun 11, 2026, 6:11 AM EDT, retrieved 2026-11-02 10:55 UTC · notice

Revised. Notice about vt-dec:incident:7026, 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 Montpelier (VT0100196): “CSO 001 -Taylor St. Bridge CSO 003 - Bailey Ave CSO 007 - 10 Main St. (siphon) CSO 023 - Bailey Ave Bridge (siphon)”. Location: no coordinates in the record or the outfall registry.

2. Waters named in the notice

The notice names: “Winooski River and North Branch”. We place it on Winooski 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: Jun 11, 2026, 6:11 AM EDT
Published: Jun 11, 2026, 6:11 AM EDT
Source last updated: not given
We fetched it: 2026-11-02 10:55 UTC

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!”
Montpelier (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:4248
Original notice: https://anrweb.vt.gov/DEC/WWInventory/SewageOverflows.aspx
Revision of: vt-dec:incident:7026
Revised by: no later revision

Every field of the record

All fields of event vt-dec:alert:4248
`event_id`	vt-dec:alert:4248
`source_id`	vt-dec
`source_record_id`	alert:4248
`parent_event_id`	vt-dec:incident:7026
`event_type`	cso
`status`	unknown
`discharger_id`	vt-montpelier
`discharger_name`	Montpelier
`npdes_permit`	VT0100196
`outfall_id`	null
`outfall_name`	CSO 001 -Taylor St. Bridge CSO 003 - Bailey Ave CSO 007 - 10 Main St. (siphon) CSO 023 - Bailey Ave Bridge (siphon)
`waterbody_text`	Winooski River and North Branch
`water_slugs`	["winooski-river-vt"]
`water_match`	name
`lat`	null
`lon`	null
`coord_source`	null
`coord_precision_m`	null
`started_at`	null
`ended_at`	null
`time_precision`	minute
`reported_at`	2026-06-11T06:11:50-04:00
`published_at`	2026-06-11T06:11:50-04:00
`source_updated_at`	null
`fetched_at`	2026-11-02T10:55:17Z
`material`	null
`volume_gal`	null
`volume_text`	null
`estimate_flag`	unknown
`authority`	Montpelier (operator public alert on the VT DEC Sewage Overflows page; not yet reviewed by DEC)
`advice_text`	Avoid swimming, wading, boating, or fishing after wastewater overflow, releases, or illicit discharges!
`advice_window_hours`	48
`advice_window_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_url`	https://anrweb.vt.gov/DEC/WWInventory/SewageOverflows.aspx
`parse_error`	null
`fixture`	false
`superseded`	notice about vt-dec:incident:7026, which carries the times
`file`	events/vt-dec~3Aalert~3A4248.json
`placement_note`	null
`unplaced_reason`	null
`set_aside`	null
`duplicate_of`	null
`reach`	null
`reach_band`	null

The source's record (raw)

{
  "Facility Name": "Montpelier",
  "Town": "Montpelier",
  "Location Description": "CSO 001 -Taylor St. Bridge CSO 003 - Bailey Ave CSO 007 - 10 Main St. (siphon) CSO 023 - Bailey Ave Bridge (siphon)",
  "Receiving Waters": "Winooski River and North Branch",
  "Date/Time Submission Entered": "6/11/2026 6:11:50 AM",
  "ID": "4248",
  "_table": "Public Alerts",
  "_match_notes": null
}

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