Major Flood
16 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
14 ft
Minor Flood
10 ft
Action Stage
8 ft
What Floods at Each Level
19 ft
Approaching levels seen during the historical 1987 flood. Significant property damage between Farmington and New Sharon. Hundreds of acres of farmland flooded in Mercer and Starks.
18 ft
Route 2 bridge in New Sharon flooded. Starks Road to Glen Harris Road flooded in New Sharon.
17 ft
Level comparable with December 2023. Dozens of properties between Farmington and New Sharon flooded. Access in and out of the region limited due to flooded bridges. Floodwaters several feet deep in Farmington along Main Street and Front Street.
16 ft
Major flooding occurs. Flooding impacts homes and businesses from Farmington Falls to Norridgewock. Main Street in Farmington flooded up to to 4 feet depth.
15 ft
Starks Road in New Sharon flooded. Water enters businesses on Main Street in Farmington.
14 ft
Moderate flooding occurs. Businesses inundated along Main Street in Farmington south of the University. Floodwaters encroach on homes along East Sandy River Road in Mercer.
13 ft
Flood waters encroach on properties along Front Street and Main Street in Farmington. Extensive flooding of recreational fields occurs. The flood extent along East Sandy River Road in Mercer cuts off access to multiple homes.
12 ft
Flooding of Prescott Field and Hippach Field in Farmington, and low land pasture flooding downstream.
10 ft
Minor flooding occurs on George Thomas Road in New Sharon. Floodwaters can encroach on low lying portion of West and East Sandy River Road in Mercer due to culverts backing up under certain conditions. Locals are advised to find alternate routes.
8 ft
The river is at bankfull in low lying areas, some erosion may occur.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Mar 31, 1987 | 19.25 ft | 51,100 cfs |
| Dec 19, 2023 | 17.35 ft | 42,724 cfs |
| Mar 18, 1936 | 16.75 ft | 38,600 cfs |
About This Gauge
USGS Site
NWS LID
MERM1
River
Sandy River (ME)
County
Somerset, ME
Coordinates
44.7081°N, 69.9375°W
Get Flood Alerts for Sandy River (ME)
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Sandy River (ME) at Mercer?
The Sandy River (ME) at Mercer gauge is maintained by USGS (site 01048000) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Sandy River (ME) at Mercer?
The NWS-defined flood stage for Sandy River (ME) at Mercer is 10 feet. Action stage begins at 8 feet. Moderate flooding starts at 14 feet, and major flooding at 16 feet.
How do I get alerts when Sandy River (ME) rises?
Download StormCast free on Google Play, go to River Gauges, and add Sandy River (ME) at Mercer to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Sandy River (ME) at Mercer gauge located?
The gauge is located in Somerset County, Maine at coordinates 44.7081°N, 69.9375°W. USGS site number: 01048000. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Flood stage changes coming December 11, 2024. Please visit <a href='https://www.weather.gov/media/gyx/PNS_2024FloodStageChanges.pdf' >HERE</a> for more information.