Theresa Marsh Flowage (Dodge County)
Waterbody ID (WBIC): 864000 — permanent page /lakes/864000/.
Theresa Marsh Flowage is in Dodge County; records show 203 acres and DNR stocking records.
- Size
- 203 acres
- Lake type
- DRAINAGE
- Fish stocking documented through 2007 (DNR stocking records)
- Satellite clarity estimate 3.79 ft (2017)
Plan your visit
- Lake directory: public landing — No
- Lake directory: public beach — No
- Lake directory: public park — Yes
Each statement is bounded to its named source; absence of a record is never evidence of no access. The DNR access database may lag reality; posted signs at the landing are authoritative.
Verify at the DNR public boat access program page.
Fishing
No fish species/abundance table is published for this lake. Missing records mean unpublished, never zero fish.
Stocking records: 6 documented events through 2007, 4,098,562 fish total. Species: Northern Pike (Historic). Events in 2015 or later count as recent.
No fisheries survey population estimate is published for this lake in the covered report families.
Fishing limits — 2026-2027 season: 17 normalized rows across 17 species entries. Normalized from the DNR ruleset retrieved 2026-08-04. Source text remains authoritative.
Detailed stocking history — load details
Open to load this evidence family.
2026-2027 retained fishing rules: 17 published rows for 17 species; effective through 2027-03-07. Check current DNR rules.
Normalized fishing-regulation rows — load details
Open to load this evidence family.
Water and setting
- Satellite clarity estimate: 3.79 ft (2017) — a remote-sensing estimate, kept separate from field measurements
No official DNR depth map is published for this lake.
Not published in the lake directory: official maximum depth, official mean depth.
No public aquatic invasive species occurrence record was found for this lake. The DNR inventory is non-exhaustive; absence of a record is never evidence of absence.
- Public-land proximity (GIS proxy, not access evidence): mapped public land within 1,000 ft; nearest: Theresa Wildlife Area (Wisconsin DNR); ≈100% of shoreline buffer
- Shoreline development (landcover proxy, 2025 source): ≈3.5% developed land within 300 m, ≈0.7% impervious
- Road proximity (TIGER proxy, 2025 source): nearest local road or city street ≈12 m; ≈1.2 km of road per km² within 1 km
Measured and satellite clarity records — load details
Open to load this evidence family.
Data & sources
Published data families
- Fish stocking history
- Fishing regulations (normalized snapshot)
- Directory access facts (landing, beach, park)
- Satellite water clarity estimate
Original records: Wisconsin DNR lake page.
Missing values are unpublished, never zero; each fact above is bounded to its named source and date. Full sourcing detail: Data & methods.