TornadoLiveMap

Hawlings River near Sandy Spring — water level right now

Montgomery County, Maryland · NWS gauge SANM2
Loading the latest reading…
–
current stage (ft)
 
6.5
minor flood stage
 
9.24
record crest
set 1996-01-19
–
flood status
official NWS category
Official NOAA forecast → USGS data → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

action · 5
minor · 6.5
Flood stageLevel (ft)What it means
Minor flood stage6.5low-lying roads and fields near the river start to flood
Action stage5water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
19.241996-01-19+2.74 above
28.81979-09-06+2.3 above
38.792001-06-22+2.29 above
48.551998-06-23+2.05 above
58.351989-05-06+1.85 above
68.331993-11-28+1.83 above
78.322003-12-11+1.82 above
88.192014-04-30+1.69 above
98.062006-06-26+1.56 above
107.991990-10-23+1.49 above
117.42003-09-23+0.9 above
127.352017-07-29+0.85 above

Historic crests recorded at this gauge by the National Weather Service — the 12 highest on file.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Patuxent River below Brighton Dam 2 mi away · loading… Patuxent River near Unity 5 mi away · loading… Paint Branch Tributary Near Colesville, MD 6 mi away · loading… Northwest Branch at Kemp Mill 8 mi away · loading… Turkey Branch near Aspen Hill 8 mi away · loading… Little Patuxent River at Allview 9 mi away · loading…

Gauge details

NWS gauge IDSANM2
USGS site01591700
CountyMontgomery
StateMaryland
NWS forecast officeSterling
River forecast centerMiddle Atlantic River Forecast Center
Coordinates39.175, -77.022
Time zoneEST5EDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Hawlings River near Sandy Spring

Is Hawlings River near Sandy Spring flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Minor flooding at this gauge begins at 6.5 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Hawlings River near Sandy Spring?

minor flood stage 6.5 ft, action stage 5 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Hawlings River near Sandy Spring?

The highest crest on file at this gauge is 9.24 ft, reached on 1996-01-19 — that is 2.74 ft above minor flood stage. The full list of the highest crests is in the table on this page.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS Sterling and local emergency management.