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Merrimack River At Concord

Back to River Summary

Hydrograph

Stage Color Key
12 ft - Near Flood 14 ft - Minor Flood 17 ft - Moderate Flood 20 ft - Major Flood

Latest Observation: Saturday May 2nd, 2026 09:30 AM EDT
River Status: Normal

  Height Flow
Currently 3.3 ft 2.42 kcfs
Record 26.2 ft N/A

Observation
  Date (EDT) Stage (ft) Flow (kcfs)
Saturday 05/02/2026 10:30 AM 3.30 2.42
Saturday 05/02/2026 10:15 AM 3.30 2.42
Saturday 05/02/2026 10:00 AM 3.30 2.42
Saturday 05/02/2026 09:45 AM 3.30 2.42
Saturday 05/02/2026 09:30 AM 3.30 2.42
Saturday 05/02/2026 09:15 AM 3.29 2.40
Saturday 05/02/2026 09:00 AM 3.29 2.40
Saturday 05/02/2026 08:45 AM 3.29 2.40
Saturday 05/02/2026 08:30 AM 3.29 2.40
Saturday 05/02/2026 08:15 AM 3.28 2.39
Saturday 05/02/2026 08:00 AM 3.28 2.39
Saturday 05/02/2026 07:45 AM 3.28 2.39
Saturday 05/02/2026 07:30 AM 3.28 2.39
Saturday 05/02/2026 07:15 AM 3.27 2.37
Saturday 05/02/2026 07:00 AM 3.27 2.37
Saturday 05/02/2026 06:45 AM 3.26 2.36
Saturday 05/02/2026 06:30 AM 3.25 2.34
Saturday 05/02/2026 06:15 AM 3.26 2.36
Saturday 05/02/2026 06:00 AM 3.26 2.36
Saturday 05/02/2026 05:45 AM 3.25 2.34
Saturday 05/02/2026 05:30 AM 3.25 2.34
Saturday 05/02/2026 05:15 AM 3.25 2.34
Saturday 05/02/2026 05:00 AM 3.25 2.34
Saturday 05/02/2026 04:45 AM 3.25 2.34
Saturday 05/02/2026 04:30 AM 3.25 2.34
Saturday 05/02/2026 04:15 AM 3.24 2.32
Saturday 05/02/2026 04:00 AM 3.25 2.34
Saturday 05/02/2026 03:45 AM 3.24 2.32
Saturday 05/02/2026 03:30 AM 3.23 2.31
Saturday 05/02/2026 03:15 AM 3.24 2.32

Data Courtesy of the National Water Prediction Service
Script Courtesy of Dennis at East Masonville Weather with mods by Saratoga-weather.org