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Scotts Level Branch at Rockdale

Highest listed crest 7.83 ftFlood stage 7.0 ft6 crests since 2006

The Scotts Level Branch at Rockdale crested above flood stage 2 times among the 6 crests the National Weather Service lists from 2006 to 2018. The highest, 7.83 ft on July 31, 2016, was minor flooding, 0.83 feet above flood stage.

The gauge

Highest listed crest
7.83 ft
July 31, 2016; 2,440 cubic feet per second
Flood stage
7.0 ft
Major flooding from 10.0 ft
Crests at major
0
2 above flood stage
Most recent flood crest
July 31, 2016
7.83 ft, minor flooding
Location
Baltimore County
Near Baltimore (9.1 mi)

Flood stages

The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.

Flood categories, Scotts Level Branch at Rockdale
Action stage5.04Jul 23, 2018The level at which the NWS or its partners begin to take action
Flood stage (minor)7.02Jul 31, 2016Minimal or no property damage, but possibly some public threat
Moderate flood stage9.00—Some inundation of structures and roads near the stream
Major flood stage10.00—Extensive inundation of structures and roads

Every listed crest

6 crests from 2006 to 2018. Filled: at or above flood stage. Hover a crest for its date and stage.

Listed crests at the Scotts Level Branch at Rockdale, 2006 to 2018 5678910ft Flood stage 7.0 ftMajor 10.0 ft Jun 25, 2006: 5.44 ft, action stage; 1,150 cubic feet per secondNov 16, 2006: 5.49 ft, action stage; 1,190 cubic feet per secondSep 7, 2011: 7.62 ft, minor flooding; 2,370 cubic feet per secondApr 30, 2014: 6.17 ft, action stage; 1,640 cubic feet per secondJul 31, 2016: 7.83 ft, minor flooding; 2,440 cubic feet per secondJul 23, 2018: 5.70 ft, action stage; 1,330 cubic feet per second Highest, 7.83 ft, Jul 31, 2016 20102015

Crests at or above flood stage, by decade

Crests at or above flood stage per decade, Scotts Level Branch at Rockdale 2000s: 0 2010s: 2 2 2000s2010s
  1. These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
  2. Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.

Highest crests

Highest listed crests, Scotts Level Branch at Rockdale
1Jul 31, 20167.83+0.83Minor2,440
2Sep 7, 20117.62+0.62Minor2,370
3Apr 30, 20146.17−0.83Action1,640
4Jul 23, 20185.70−1.30Action1,330
5Nov 16, 20065.49−1.51Action1,190
6Jun 25, 20065.44−1.56Action1,150

Other gauges in Baltimore County

Flood gauges in Baltimore County
Broadmoor4.06.08 ft, Jun 22, 19720
Cockeysville9.012.10 ft, Jul 1, 19847
Bentley Springs5.57.30 ft, Jul 25, 20180
Woodlawn10.012.24 ft, Jul 30, 20160
Franklintown10.012.50 ft, Jun 22, 19720
Woodlawn9.012.16 ft, Jul 30, 20160
Catonsville9.011.29 ft, Jul 30, 20160
Arbutus7.013.25 ft, Aug 26, 19991
Beckleysville7.07.27 ft, Jul 24, 20180
Beckleysville6.07.85 ft, Jul 23, 20180
Glencoe7.016.50 ft, Sep 8, 20119
Hoffmanville6.010.02 ft, Aug 28, 20091
Parkton10.011.62 ft, Sep 8, 20110
Villa Nova11.021.50 ft, Jun 22, 19721
White Marsh6.013.51 ft, Oct 19, 20240
Sorrento17.018.11 ft, Jun 22, 19720
Blue Mount8.518.54 ft, Jun 22, 19724
Laurel Brook7.511.40 ft, Jul 1, 19840
Glen Arm10.011.15 ft, Jul 14, 20150
Ellicott City122.5124.78 ft, May 27, 20180
Hollofield11.031.30 ft, Jun 22, 19721
Catonsville20.027.15 ft, May 27, 20180
Dover8.510.86 ft, Jul 24, 20180
Woodlawn7.08.15 ft, Jul 30, 20160
Middle River10.813.06 ft, Aug 7, 20180
Idlewylde9.010.87 ft, Aug 14, 20120
Western Run8.026.00 ft, Jun 22, 19723
White Marsh11.018.49 ft, Aug 1, 19711

Baltimore County: every hazard · River floods across the country · Maryland

NOAA National Water Prediction Service, gauge SLRM2, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.