Withlacoochee River at US 301 Trilby (in NAVD88)
Observed Tue, Sep 22, 4:30 AM EDT
- Flood stage
- 60.30 ft
- Record crest
- 68.65 ft1934
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 64.80 ft |
| Moderate flood | 62.50 ft |
| Minor flood | 60.30 ft |
| Action | 58.80 ft |
- 69.80 ftWater reaches the base of the the railroad bridge east of US-301.
- 69.60 ftWater reaches the base of the US-98 bridge near Peterson Park.
- 69.40 ftWater reaches the base of the US-301 bridge.
- 67.50 ftWater floods US-301 on both the Pasco and Hernando county sides of the bridge.
- 64.80 ftOn the Hernando side of the river, water expands across Talisman Street, affecting more residences, extending as far north as Punch Road. In Pasco county, water begins to encroach on the shoulder of US-301 about one half mile south of the US-301 bridge.
- 63.90 ftWater is 2 to 3 feet over the road along portions of Lacoochee Clay Sink road.
- 63.60 ftSeveral residences in Hernando county west of Riverdale Drive begin to flood.
- 62.50 ftRiver road east of the river is flooded. In Pasco county, one campsite at the RV park is flooded. Peterson Park is flooded and closed. In Hernando county, one home on Cercelia road is isolated. The Florida Campland is flooded. Wood River Drive homes are isolated. And the Withlacoochee River canoe rental is flooded. Flooding reaches Johnny B Road in Talisman.
- 60.30 ftFlooding begins in both Pasco and Hernando counties at Lacoochee, Talisman Estates, Riverdale, and River Height Estates.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 16% |
| Moderate flooding | 6% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 15, 2026.
Crest history
44 crests on NOAA’s list since 1930.
| # | Date | Stage |
|---|---|---|
| 1 | June 21, 1934 | 68.65 ft |
| 2 | September 12, 1933 | 68.33 ft |
| 3 | October 18, 2024 | 67.95 ft |
| 4 | March 23, 1960 | 67.65 ft |
| 5 | September 11, 1950 | 66.20 ft |
| 6 | September 21, 2017 | 65.94 ft |
| 7 | August 5, 1960 | 65.52 ft |
| 8 | September 29, 2004 | 64.82 ft |
| 9 | January 4, 1998 | 64.57 ft |
| 10 | September 20, 1960 | 64.57 ft |
| 11 | October 1, 1979 | 64.08 ft |
| 12 | April 6, 1987 | 63.79 ft |
| 13 | September 20, 2001 | 63.14 ft |
| 14 | September 21, 1964 | 62.98 ft |
| 15 | September 14, 1985 | 62.98 ft |
| 16 | September 16, 1988 | 62.64 ft |
| 17 | March 26, 1959 | 62.62 ft |
| 18 | July 31, 1945 | 62.47 ft |
| 19 | March 1, 1998 | 62.33 ft |
| 20 | October 19, 1995 | 62.33 ft |
| 21 | August 24, 2003 | 62.22 ft |
| 22 | July 22, 1959 | 62.15 ft |
| 23 | August 26, 2015 | 62.15 ft |
| 24 | September 19, 1953 | 62.06 ft |
| 25 | September 18, 1959 | 62.06 ft |
Most recent crests
- October 18, 2024: 67.95 ft
- September 21, 2017: 65.94 ft
- August 26, 2015: 62.15 ft
- September 7, 2012: 60.64 ft
- September 29, 2004: 64.82 ft
- August 24, 2003: 62.22 ft
- July 25, 2003: 60.56 ft
- December 26, 2002: 61.98 ft
- September 26, 2002: 60.40 ft
- September 16, 2002: 60.46 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Southeast River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. This location is now reporting in height above NAVD88. To convert to the old gauge height, subtract 48.27 feet from the observation. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.