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Hydrograph River at a Glance Download
Heart River near Mandan Stage (ft)Flow (kcfs)Observed: -0.42 ft at 9:45AM Jun 30, 2020Observed: -0.41 ft at 10:00AM Jun 30, 2020Observed: -0.4 ft at 10:15AM Jun 30, 2020Observed: -0.39 ft at 10:30AM Jun 30, 2020Observed: -0.38 ft at 10:45AM Jun 30, 2020Observed: -0.37 ft at 11:00AM Jun 30, 2020Observed: -0.36 ft at 11:15AM Jun 30, 2020Observed: -0.34 ft at 11:30AM Jun 30, 2020Observed: -0.33 ft at 11:45AM Jun 30, 2020Observed: -0.31 ft at 12:00PM Jun 30, 2020Observed: -0.3 ft at 12:15PM Jun 30, 2020Observed: -0.29 ft at 12:30PM Jun 30, 2020Observed: -0.28 ft at 12:45PM Jun 30, 2020Observed: -0.28 ft at 1:00PM Jun 30, 2020Observed: -0.27 ft at 1:15PM Jun 30, 2020Observed: -0.27 ft at 1:30PM Jun 30, 2020Observed: -0.27 ft at 1:45PM Jun 30, 2020Observed: -0.26 ft at 2:00PM Jun 30, 2020Observed: -0.26 ft at 2:15PM Jun 30, 2020Observed: -0.26 ft at 2:30PM Jun 30, 2020Observed: -0.26 ft at 2:31PM Jun 30, 2020Observed: -0.26 ft at 2:45PM Jun 30, 2020Observed: -0.26 ft at 2:46PM Jun 30, 2020Observed: -0.26 ft at 3:00PM Jun 30, 2020Observed: -0.26 ft at 3:01PM Jun 30, 2020Observed: -0.26 ft at 3:15PM Jun 30, 2020Observed: -0.26 ft at 3:16PM Jun 30, 2020Observed: -0.26 ft at 3:30PM Jun 30, 2020Observed: -0.26 ft at 3:31PM Jun 30, 2020Observed: -0.26 ft at 3:45PM Jun 30, 2020Observed: -0.26 ft at 3:46PM Jun 30, 2020Observed: -0.26 ft at 4:00PM Jun 30, 2020Observed: -0.26 ft at 4:01PM Jun 30, 2020Observed: -0.27 ft at 4:15PM Jun 30, 2020Observed: -0.27 ft at 4:16PM Jun 30, 2020Observed: -0.27 ft at 4:30PM Jun 30, 2020Observed: -0.27 ft at 4:45PM Jun 30, 2020Observed: -0.24 ft at 5:00PM Jun 30, 2020Observed: -0.24 ft at 5:15PM Jun 30, 2020Observed: -0.23 ft at 5:30PM Jun 30, 2020Observed: -0.23 ft at 5:45PM Jun 30, 2020Observed: -0.24 ft at 6:00PM Jun 30, 2020Observed: -0.23 ft at 6:15PM Jun 30, 2020Observed: -0.23 ft at 6:30PM Jun 30, 2020Observed: -0.22 ft at 6:45PM Jun 30, 2020Observed: -0.22 ft at 7:00PM Jun 30, 2020Observed: -0.21 ft at 7:15PM Jun 30, 2020Observed: -0.19 ft at 7:30PM Jun 30, 2020Observed: -0.17 ft at 7:45PM Jun 30, 2020Observed: -0.15 ft at 8:00PM Jun 30, 2020Observed: -0.14 ft at 8:15PM Jun 30, 2020Observed: -0.13 ft at 8:30PM Jun 30, 2020Observed: -0.12 ft at 8:45PM Jun 30, 2020Observed: -0.11 ft at 9:00PM Jun 30, 2020Observed: -0.11 ft at 9:15PM Jun 30, 2020Observed: -0.1 ft at 9:30PM Jun 30, 2020Observed: -0.1 ft at 9:45PM Jun 30, 2020Observed: -0.11 ft at 10:00PM Jun 30, 2020Observed: -0.11 ft at 10:15PM Jun 30, 2020Observed: -0.11 ft at 10:30PM Jun 30, 2020Observed: -0.11 ft at 10:31PM Jun 30, 2020Observed: -0.11 ft at 10:45PM Jun 30, 2020Observed: -0.11 ft at 10:46PM Jun 30, 2020Observed: -0.11 ft at 11:00PM Jun 30, 2020Observed: -0.11 ft at 11:01PM Jun 30, 2020Observed: -0.1 ft at 11:15PM Jun 30, 2020Observed: -0.1 ft at 11:16PM Jun 30, 2020Observed: -0.1 ft at 11:30PM Jun 30, 2020Observed: -0.1 ft at 11:31PM Jun 30, 2020Observed: -0.08 ft at 11:45PM Jun 30, 2020Observed: -0.08 ft at 11:46PM Jun 30, 2020Observed: -0.08 ft at 12:00AM Jul 01, 2020Observed: -0.08 ft at 12:01AM Jul 01, 2020Observed: -0.06 ft at 12:15AM Jul 01, 2020Observed: -0.06 ft at 12:16AM Jul 01, 2020Observed: -0.06 ft at 12:30AM Jul 01, 2020Observed: -0.05 ft at 12:45AM Jul 01, 2020Observed: -0.05 ft at 1:00AM Jul 01, 2020Observed: -0.05 ft at 1:15AM Jul 01, 2020Observed: -0.05 ft at 1:30AM Jul 01, 2020Observed: -0.05 ft at 1:45AM Jul 01, 2020Observed: -0.05 ft at 2:00AM Jul 01, 2020Observed: -0.05 ft at 2:15AM Jul 01, 2020Observed: -0.05 ft at 2:30AM Jul 01, 2020Observed: -0.05 ft at 2:45AM Jul 01, 2020Observed: -0.04 ft at 3:00AM Jul 01, 2020Observed: -0.04 ft at 3:15AM Jul 01, 2020Observed: -0.04 ft at 3:30AM Jul 01, 2020Observed: -0.03 ft at 3:45AM Jul 01, 2020Observed: -0.03 ft at 4:00AM Jul 01, 2020Observed: -0.03 ft at 4:15AM Jul 01, 2020Observed: -0.03 ft at 4:30AM Jul 01, 2020Observed: -0.03 ft at 4:45AM Jul 01, 2020Observed: -0.03 ft at 5:00AM Jul 01, 2020Observed: -0.03 ft at 5:15AM Jul 01, 2020Observed: -0.03 ft at 5:30AM Jul 01, 2020Observed: -0.04 ft at 5:45AM Jul 01, 2020Observed: -0.03 ft at 6:00AM Jul 01, 2020Observed: -0.03 ft at 6:15AM Jul 01, 2020Observed: -0.03 ft at 6:30AM Jul 01, 2020Observed: -0.03 ft at 6:31AM Jul 01, 2020Observed: -0.03 ft at 6:45AM Jul 01, 2020Observed: -0.03 ft at 6:46AM Jul 01, 2020Observed: -0.03 ft at 7:00AM Jul 01, 2020Observed: -0.03 ft at 7:01AM Jul 01, 2020Observed: -0.03 ft at 7:15AM Jul 01, 2020Observed: -0.03 ft at 7:16AM Jul 01, 2020Observed: -0.02 ft at 7:30AM Jul 01, 2020Observed: -0.02 ft at 7:31AM Jul 01, 2020Observed: -0.03 ft at 7:45AM Jul 01, 2020Observed: -0.03 ft at 7:46AM Jul 01, 2020Observed: -0.02 ft at 8:00AM Jul 01, 2020Observed: -0.02 ft at 8:01AM Jul 01, 2020Observed: -0.01 ft at 8:15AM Jul 01, 2020Observed: -0.01 ft at 8:16AM Jul 01, 2020Observed: -0.01 ft at 8:30AM Jul 01, 2020Observed: -0.01 ft at 8:45AM Jul 01, 2020Observed: 0 ft at 9:00AM Jul 01, 2020Observed: 0 ft at 9:15AM Jul 01, 2020Observed: 0 ft at 9:30AM Jul 01, 2020Observed: 0.01 ft at 9:45AM Jul 01, 2020Observed: 0.01 ft at 10:00AM Jul 01, 2020Observed: 0.01 ft at 10:15AM Jul 01, 2020Observed: 0.01 ft at 10:30AM Jul 01, 2020Observed: 0.01 ft at 10:45AM Jul 01, 2020Observed: 0.01 ft at 11:00AM Jul 01, 2020Observed: 0.01 ft at 11:15AM Jul 01, 2020Observed: 0.01 ft at 11:30AM Jul 01, 2020Observed: 0.01 ft at 11:45AM Jul 01, 2020Observed: 0.01 ft at 12:00PM Jul 01, 2020Observed: 0.01 ft at 12:15PM Jul 01, 2020Observed: 0 ft at 12:30PM Jul 01, 2020Observed: 0 ft at 12:45PM Jul 01, 2020Observed: 0 ft at 1:00PM Jul 01, 2020Observed: 0 ft at 1:15PM Jul 01, 2020Observed: 0 ft at 1:30PM Jul 01, 2020Observed: -0.01 ft at 1:45PM Jul 01, 2020Observed: -0.01 ft at 2:00PM Jul 01, 2020Observed: -0.01 ft at 2:15PM Jul 01, 2020Observed: -0.02 ft at 2:30PM Jul 01, 2020Observed: -0.02 ft at 2:45PM Jul 01, 2020Observed: -0.01 ft at 3:00PM Jul 01, 2020Observed: -0.01 ft at 3:15PM Jul 01, 2020Observed: -0.01 ft at 3:30PM Jul 01, 2020Observed: 0 ft at 3:45PM Jul 01, 2020Observed: 0 ft at 4:00PM Jul 01, 2020Observed: 0.01 ft at 4:15PM Jul 01, 2020Observed: 0.03 ft at 4:30PM Jul 01, 2020Observed: 0.05 ft at 4:45PM Jul 01, 2020Observed: 0.07 ft at 5:00PM Jul 01, 2020Observed: 0.08 ft at 5:15PM Jul 01, 2020Observed: 0.1 ft at 5:30PM Jul 01, 2020Observed: 0.13 ft at 5:45PM Jul 01, 2020Observed: 0.14 ft at 6:00PM Jul 01, 2020Observed: 0.16 ft at 6:15PM Jul 01, 2020Observed: 0.18 ft at 6:30PM Jul 01, 2020Observed: 0.19 ft at 6:45PM Jul 01, 2020Observed: 0.21 ft at 7:00PM Jul 01, 2020Observed: 0.22 ft at 7:15PM Jul 01, 2020Observed: 0.23 ft at 7:30PM Jul 01, 2020Observed: 0.24 ft at 7:45PM Jul 01, 2020Observed: 0.25 ft at 8:00PM Jul 01, 2020Observed: 0.26 ft at 8:15PM Jul 01, 2020Observed: 0.27 ft at 8:30PM Jul 01, 2020Observed: 0.28 ft at 8:45PM Jul 01, 2020Observed: 0.28 ft at 9:00PM Jul 01, 2020Observed: 0.29 ft at 9:15PM Jul 01, 2020Observed: 0.29 ft at 9:30PM Jul 01, 2020Observed: 0.29 ft at 9:45PM Jul 01, 2020Highest Observation: 0.3 ft at 10:00PM Jul 01, 2020Highest Observation: 0.3 ft at 10:15PM Jul 01, 2020Highest Observation: 0.3 ft at 10:30PM Jul 01, 2020Highest Observation: 0.3 ft at 10:31PM Jul 01, 2020Highest Observation: 0.3 ft at 10:45PM Jul 01, 2020Highest Observation: 0.3 ft at 10:46PM Jul 01, 2020Highest Observation: 0.3 ft at 11:00PM Jul 01, 2020Highest Observation: 0.3 ft at 11:01PM Jul 01, 2020Highest Observation: 0.3 ft at 11:15PM Jul 01, 2020Highest Observation: 0.3 ft at 11:16PM Jul 01, 2020Observed: 0.29 ft at 11:30PM Jul 01, 2020Observed: 0.29 ft at 11:31PM Jul 01, 2020Observed: 0.29 ft at 11:45PM Jul 01, 2020Observed: 0.29 ft at 11:46PM Jul 01, 2020Observed: 0.29 ft at 12:00AM Jul 02, 2020Observed: 0.29 ft at 12:01AM Jul 02, 2020Observed: 0.29 ft at 12:15AM Jul 02, 2020Observed: 0.29 ft at 12:16AM Jul 02, 2020Observed: 0.28 ft at 12:30AM Jul 02, 2020Observed: 0.29 ft at 12:45AM Jul 02, 2020Observed: 0.28 ft at 1:00AM Jul 02, 2020Observed: 0.28 ft at 1:15AM Jul 02, 2020Observed: 0.28 ft at 1:30AM Jul 02, 2020Observed: 0.27 ft at 1:45AM Jul 02, 2020Observed: 0.27 ft at 2:00AM Jul 02, 2020Observed: 0.27 ft at 2:15AM Jul 02, 2020Observed: 0.26 ft at 2:30AM Jul 02, 2020Observed: 0.26 ft at 2:45AM Jul 02, 2020Observed: 0.25 ft at 3:00AM Jul 02, 2020Observed: 0.25 ft at 3:15AM Jul 02, 2020Observed: 0.25 ft at 3:30AM Jul 02, 2020Observed: 0.24 ft at 3:45AM Jul 02, 2020Observed: 0.24 ft at 4:00AM Jul 02, 2020Observed: 0.23 ft at 4:15AM Jul 02, 2020Observed: 0.23 ft at 4:30AM Jul 02, 2020Observed: 0.22 ft at 4:45AM Jul 02, 2020Observed: 0.22 ft at 5:00AM Jul 02, 2020Observed: 0.21 ft at 5:15AM Jul 02, 2020Observed: 0.21 ft at 5:30AM Jul 02, 2020Observed: 0.21 ft at 5:45AM Jul 02, 2020Observed: 0.2 ft at 6:00AM Jul 02, 2020Observed: 0.2 ft at 6:15AM Jul 02, 2020Observed: 0.2 ft at 6:30AM Jul 02, 2020Observed: 0.2 ft at 6:31AM Jul 02, 2020Observed: 0.19 ft at 6:45AM Jul 02, 2020Observed: 0.19 ft at 6:46AM Jul 02, 2020Observed: 0.19 ft at 7:00AM Jul 02, 2020Observed: 0.19 ft at 7:01AM Jul 02, 2020Observed: 0.18 ft at 7:15AM Jul 02, 2020Observed: 0.18 ft at 7:16AM Jul 02, 2020Observed: 0.18 ft at 7:30AM Jul 02, 2020Observed: 0.18 ft at 7:31AM Jul 02, 2020Observed: 0.18 ft at 7:45AM Jul 02, 2020Observed: 0.18 ft at 7:46AM Jul 02, 2020Observed: 0.17 ft at 8:00AM Jul 02, 2020Observed: 0.17 ft at 8:01AM Jul 02, 2020Observed: 0.17 ft at 8:15AM Jul 02, 2020Observed: 0.17 ft at 8:16AM Jul 02, 2020Observed: 0.17 ft at 8:30AM Jul 02, 2020Observed: 0.17 ft at 8:45AM Jul 02, 2020Observed: 0.16 ft at 9:00AM Jul 02, 2020Observed: 0.16 ft at 9:15AM Jul 02, 2020Observed: 0.16 ft at 9:30AM Jul 02, 2020Observed: 0.16 ft at 9:45AM Jul 02, 2020Observed: 0.16 ft at 10:00AM Jul 02, 2020Observed: 0.16 ft at 10:15AM Jul 02, 2020Observed: 0.15 ft at 10:30AM Jul 02, 2020Observed: 0.15 ft at 10:45AM Jul 02, 2020Observed: 0.15 ft at 11:00AM Jul 02, 2020Observed: 0.14 ft at 11:15AM Jul 02, 2020Observed: 0.14 ft at 11:30AM Jul 02, 2020Observed: 0.14 ft at 11:45AM Jul 02, 2020Observed: 0.14 ft at 12:00PM Jul 02, 2020Observed: 0.14 ft at 12:15PM Jul 02, 2020Observed: 0.13 ft at 12:30PM Jul 02, 2020Observed: 0.13 ft at 12:45PM Jul 02, 2020Observed: 0.13 ft at 1:00PM Jul 02, 2020Observed: 0.13 ft at 1:15PM Jul 02, 2020Observed: 0.13 ft at 1:30PM Jul 02, 2020Observed: 0.12 ft at 1:45PM Jul 02, 2020Observed: 0.13 ft at 2:00PM Jul 02, 2020Observed: 0.12 ft at 2:15PM Jul 02, 2020Observed: 0.12 ft at 2:30PM Jul 02, 2020Observed: 0.12 ft at 2:31PM Jul 02, 2020Observed: 0.12 ft at 2:45PM Jul 02, 2020Observed: 0.12 ft at 2:46PM Jul 02, 2020Observed: 0.11 ft at 3:00PM Jul 02, 2020Observed: 0.11 ft at 3:01PM Jul 02, 2020Observed: 0.11 ft at 3:15PM Jul 02, 2020Observed: 0.11 ft at 3:16PM Jul 02, 2020Observed: 0.11 ft at 3:30PM Jul 02, 2020Observed: 0.11 ft at 3:31PM Jul 02, 2020Observed: 0.11 ft at 3:45PM Jul 02, 2020Observed: 0.11 ft at 3:46PM Jul 02, 2020Observed: 0.11 ft at 4:00PM Jul 02, 2020Observed: 0.11 ft at 4:01PM Jul 02, 2020Observed: 0.11 ft at 4:15PM Jul 02, 2020Observed: 0.11 ft at 4:16PM Jul 02, 2020Observed: 0.11 ft at 4:30PM Jul 02, 2020Observed: 0.11 ft at 4:45PM Jul 02, 2020Observed: 0.1 ft at 5:00PM Jul 02, 2020Observed: 0.11 ft at 5:15PM Jul 02, 2020Observed: 0.1 ft at 5:30PM Jul 02, 2020Observed: 0.1 ft at 5:45PM Jul 02, 2020Observed: 0.1 ft at 6:00PM Jul 02, 2020Observed: 0.1 ft at 6:15PM Jul 02, 2020Observed: 0.1 ft at 6:30PM Jul 02, 2020Observed: 0.1 ft at 6:45PM Jul 02, 2020Observed: 0.1 ft at 7:00PM Jul 02, 2020Observed: 0.1 ft at 7:15PM Jul 02, 2020Observed: 0.1 ft at 7:30PM Jul 02, 2020Observed: 0.09 ft at 7:45PM Jul 02, 2020Observed: 0.09 ft at 8:00PM Jul 02, 2020Observed: 0.1 ft at 8:15PM Jul 02, 2020Observed: 0.1 ft at 8:30PM Jul 02, 2020Observed: 0.1 ft at 8:45PM Jul 02, 2020Observed: 0.1 ft at 9:00PM Jul 02, 2020Observed: 0.1 ft at 9:15PM Jul 02, 2020Observed: 0.1 ft at 9:30PM Jul 02, 2020Observed: 0.1 ft at 9:45PM Jul 02, 2020Observed: 0.11 ft at 10:00PM Jul 02, 2020Observed: 0.11 ft at 10:15PM Jul 02, 2020Observed: 0.11 ft at 10:30PM Jul 02, 2020Observed: 0.11 ft at 10:31PM Jul 02, 2020Observed: 0.11 ft at 10:45PM Jul 02, 2020Observed: 0.11 ft at 10:46PM Jul 02, 2020Observed: 0.11 ft at 11:00PM Jul 02, 2020Observed: 0.11 ft at 11:01PM Jul 02, 2020Observed: 0.11 ft at 11:15PM Jul 02, 2020Observed: 0.11 ft at 11:16PM Jul 02, 2020Observed: 0.11 ft at 11:30PM Jul 02, 2020Observed: 0.11 ft at 11:31PM Jul 02, 2020Observed: 0.11 ft at 11:45PM Jul 02, 2020Observed: 0.11 ft at 11:46PM Jul 02, 2020Observed: 0.12 ft at 12:00AM Jul 03, 2020Observed: 0.12 ft at 12:01AM Jul 03, 2020Observed: 0.12 ft at 12:15AM Jul 03, 2020Observed: 0.12 ft at 12:16AM Jul 03, 2020Observed: 0.12 ft at 12:30AM Jul 03, 2020Observed: 0.12 ft at 12:45AM Jul 03, 2020Observed: 0.12 ft at 1:00AM Jul 03, 2020Observed: 0.12 ft at 1:15AM Jul 03, 2020Observed: 0.12 ft at 1:30AM Jul 03, 2020Observed: 0.12 ft at 1:45AM Jul 03, 2020Observed: 0.13 ft at 2:00AM Jul 03, 2020Observed: 0.13 ft at 2:15AM Jul 03, 2020Observed: 0.13 ft at 2:30AM Jul 03, 2020Observed: 0.13 ft at 2:45AM Jul 03, 2020Observed: 0.13 ft at 3:00AM Jul 03, 2020Observed: 0.13 ft at 3:15AM Jul 03, 2020Observed: 0.13 ft at 3:30AM Jul 03, 2020Observed: 0.13 ft at 3:45AM Jul 03, 2020Observed: 0.13 ft at 4:00AM Jul 03, 2020Observed: 0.14 ft at 4:15AM Jul 03, 2020Observed: 0.14 ft at 4:30AM Jul 03, 2020Observed: 0.14 ft at 4:45AM Jul 03, 2020Observed: 0.14 ft at 5:00AM Jul 03, 2020Observed: 0.14 ft at 5:15AM Jul 03, 2020Observed: 0.14 ft at 5:30AM Jul 03, 2020Observed: 0.14 ft at 5:45AM Jul 03, 2020Observed: 0.14 ft at 6:00AM Jul 03, 2020Observed: 0.14 ft at 6:15AM Jul 03, 2020Observed: 0.14 ft at 6:30AM Jul 03, 2020Observed: 0.14 ft at 6:45AM Jul 03, 2020Observed: 0.14 ft at 6:46AM Jul 03, 2020Observed: 0.14 ft at 7:00AM Jul 03, 2020Observed: 0.14 ft at 7:01AM Jul 03, 2020Observed: 0.14 ft at 7:15AM Jul 03, 2020Observed: 0.14 ft at 7:16AM Jul 03, 2020Observed: 0.14 ft at 7:30AM Jul 03, 2020Observed: 0.14 ft at 7:31AM Jul 03, 2020Observed: 0.14 ft at 7:45AM Jul 03, 2020Observed: 0.14 ft at 7:46AM Jul 03, 2020Observed: 0.15 ft at 8:00AM Jul 03, 2020Observed: 0.15 ft at 8:01AM Jul 03, 2020Observed: 0.14 ft at 8:15AM Jul 03, 2020Observed: 0.14 ft at 8:16AM Jul 03, 2020Observed: 0.15 ft at 8:30AM Jul 03, 2020Observed: 0.15 ft at 8:31AM Jul 03, 2020Observed: 0.14 ft at 8:45AM Jul 03, 2020Observed: 0.15 ft at 9:00AM Jul 03, 2020Observed: 0.15 ft at 9:15AM Jul 03, 2020USGS--Water Resources of the United StatesMDNN8(plotting HGIRG) Graph Created (9:30AM Jul 3, 2020)ObservedLatest observed value: 0.15 ft at 9:15 AM CDT 3-Jul-2020. Flood Stage is 17 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Heart River near Mandan are issued as needed during times of high water, but are not routinely available.
Return to Area Map
Upstream Gauge - at Heart Butte Dam Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 28
Moderate Flood Stage: 23
Flood Stage: 17
Action Stage: 15
Low Stage (in feet): -9999

Historic Crests
(1) 25.75 ft on 04/04/1952
(2) 25.38 ft on 03/22/1987
(3) 24.85 ft on 03/25/1978
(4) 24.70 ft on 03/27/1943
(5) 24.21 ft on 03/23/1997
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.03 ft on 06/04/2013 (P)
(2) 5.07 ft on 03/12/2012
(3) 17.56 ft on 03/22/2011
(4) 9.37 ft on 04/01/2010
(5) 24.07 ft on 03/24/2009
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.00 ft on 08/20/1929
(2) 0.12 ft on 11/21/2002

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:14
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
28 Town of Mandan will flood due to levees downstream being topped at this level.
17 Wooded banks and lowlands west of Mandan will flood after 17 feet.
Photos
(1) Heart River near Mandan-Upstream View
(2) Heart River near Mandan-Downstream View
About This Location Collapse

Latitude: 46.833889° N, Longitude: 100.974167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 17 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 1638.7 ft 1655.7 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Additional Information Collapse
How low could the river get?
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Bismarck Weather Forecast Office
2301 University Drive, Building 27
Bismarck, ND 58502-1016
(701) 250-4224
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