Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left Home News Organization
Bookmark and Share Navigation Bar End Cap

  

National Conditions
    Rivers
    Satellite
    Climate
    Observed Precip

Local Conditions
    Warnings
    Weather Forecast
    Radar

AHPS Documentation
    User Guide
    User Brochure

What is AHPS?
    Facts
    Our Partners

Feedback/Questions
    Provide Feedback
    Ask Questions

When flooded turn around don't drown
FloodSmart
USA.gov Official Web Portal
 



Hydrograph River at a Glance Download
Alameda Creek Flood Channel at Union City Stage (ft)Flow (kcfs)Highest Observation: 5.54 ft at 7:15PM May 11, 2022Highest Observation: 5.54 ft at 7:30PM May 11, 2022Observed: 5.53 ft at 7:45PM May 11, 2022Observed: 5.51 ft at 8:00PM May 11, 2022Observed: 5.5 ft at 8:15PM May 11, 2022Observed: 5.49 ft at 8:30PM May 11, 2022Observed: 5.48 ft at 8:45PM May 11, 2022Observed: 5.47 ft at 9:00PM May 11, 2022Observed: 5.46 ft at 9:15PM May 11, 2022Observed: 5.45 ft at 9:30PM May 11, 2022Observed: 5.43 ft at 9:45PM May 11, 2022Observed: 5.42 ft at 10:00PM May 11, 2022Observed: 5.41 ft at 10:15PM May 11, 2022Observed: 5.4 ft at 10:30PM May 11, 2022Observed: 5.39 ft at 10:45PM May 11, 2022Observed: 5.38 ft at 11:00PM May 11, 2022Observed: 5.37 ft at 11:15PM May 11, 2022Observed: 5.35 ft at 11:30PM May 11, 2022Observed: 5.34 ft at 11:45PM May 11, 2022Observed: 5.33 ft at 12:00AM May 12, 2022Observed: 5.33 ft at 12:15AM May 12, 2022Observed: 5.32 ft at 12:30AM May 12, 2022Observed: 5.31 ft at 12:45AM May 12, 2022Observed: 5.3 ft at 1:00AM May 12, 2022Observed: 5.29 ft at 1:15AM May 12, 2022Observed: 5.29 ft at 1:30AM May 12, 2022Observed: 5.28 ft at 1:45AM May 12, 2022Observed: 5.27 ft at 2:00AM May 12, 2022Observed: 5.26 ft at 2:15AM May 12, 2022Observed: 5.26 ft at 2:30AM May 12, 2022Observed: 5.25 ft at 2:45AM May 12, 2022Observed: 5.25 ft at 3:00AM May 12, 2022Observed: 5.24 ft at 3:15AM May 12, 2022Observed: 5.23 ft at 3:30AM May 12, 2022Observed: 5.23 ft at 3:45AM May 12, 2022Observed: 5.22 ft at 4:00AM May 12, 2022Observed: 5.22 ft at 4:15AM May 12, 2022Observed: 5.21 ft at 4:30AM May 12, 2022Observed: 5.21 ft at 4:45AM May 12, 2022Observed: 5.2 ft at 5:00AM May 12, 2022Observed: 5.2 ft at 5:15AM May 12, 2022Observed: 5.19 ft at 5:30AM May 12, 2022Observed: 5.19 ft at 5:45AM May 12, 2022Observed: 5.18 ft at 6:00AM May 12, 2022Observed: 5.18 ft at 6:15AM May 12, 2022Observed: 5.17 ft at 6:30AM May 12, 2022Observed: 5.17 ft at 6:45AM May 12, 2022Observed: 5.16 ft at 7:00AM May 12, 2022Observed: 5.16 ft at 7:15AM May 12, 2022Observed: 5.16 ft at 7:30AM May 12, 2022Observed: 5.15 ft at 7:45AM May 12, 2022Observed: 5.15 ft at 8:00AM May 12, 2022Observed: 5.15 ft at 8:15AM May 12, 2022Observed: 5.14 ft at 8:30AM May 12, 2022Observed: 5.14 ft at 8:45AM May 12, 2022Observed: 5.14 ft at 9:00AM May 12, 2022Observed: 5.13 ft at 9:15AM May 12, 2022Observed: 5.13 ft at 9:30AM May 12, 2022Observed: 5.13 ft at 9:45AM May 12, 2022Observed: 5.13 ft at 10:00AM May 12, 2022Observed: 5.12 ft at 10:15AM May 12, 2022Observed: 5.12 ft at 10:30AM May 12, 2022Observed: 5.12 ft at 10:45AM May 12, 2022Observed: 5.12 ft at 11:00AM May 12, 2022Observed: 5.11 ft at 11:15AM May 12, 2022Observed: 5.11 ft at 11:30AM May 12, 2022Observed: 5.11 ft at 11:45AM May 12, 2022Observed: 5.1 ft at 12:00PM May 12, 2022Observed: 5.1 ft at 12:15PM May 12, 2022Observed: 5.1 ft at 12:30PM May 12, 2022Observed: 5.1 ft at 12:45PM May 12, 2022Observed: 5.09 ft at 1:00PM May 12, 2022Observed: 5.09 ft at 1:15PM May 12, 2022Observed: 5.09 ft at 1:30PM May 12, 2022Observed: 5.09 ft at 1:45PM May 12, 2022Observed: 5.08 ft at 2:00PM May 12, 2022Observed: 5.08 ft at 2:15PM May 12, 2022Observed: 5.08 ft at 2:30PM May 12, 2022Observed: 5.08 ft at 2:45PM May 12, 2022Observed: 5.07 ft at 3:00PM May 12, 2022Observed: 5.07 ft at 3:15PM May 12, 2022Observed: 5.07 ft at 3:30PM May 12, 2022Observed: 5.06 ft at 3:45PM May 12, 2022Observed: 5.06 ft at 4:00PM May 12, 2022Observed: 5.06 ft at 4:15PM May 12, 2022Observed: 5.06 ft at 4:30PM May 12, 2022Observed: 5.06 ft at 4:45PM May 12, 2022Observed: 5.05 ft at 5:00PM May 12, 2022Observed: 5.05 ft at 5:15PM May 12, 2022Observed: 5.05 ft at 5:30PM May 12, 2022Observed: 5.05 ft at 5:45PM May 12, 2022Observed: 5.04 ft at 6:00PM May 12, 2022Observed: 5.04 ft at 6:15PM May 12, 2022Observed: 5.04 ft at 6:30PM May 12, 2022Observed: 5.04 ft at 6:45PM May 12, 2022Observed: 5.04 ft at 7:00PM May 12, 2022Observed: 5.03 ft at 7:15PM May 12, 2022Observed: 5.03 ft at 7:30PM May 12, 2022Observed: 5.03 ft at 7:45PM May 12, 2022Observed: 5.03 ft at 8:00PM May 12, 2022Observed: 5.03 ft at 8:15PM May 12, 2022Observed: 5.03 ft at 8:30PM May 12, 2022Observed: 5.03 ft at 8:45PM May 12, 2022Observed: 5.02 ft at 9:00PM May 12, 2022Observed: 5.02 ft at 9:15PM May 12, 2022Observed: 5.02 ft at 9:30PM May 12, 2022Observed: 5.02 ft at 9:45PM May 12, 2022Observed: 5.02 ft at 10:00PM May 12, 2022Observed: 5.02 ft at 10:15PM May 12, 2022Observed: 5.02 ft at 10:30PM May 12, 2022Observed: 5.02 ft at 10:45PM May 12, 2022Observed: 5.01 ft at 11:00PM May 12, 2022Observed: 5.01 ft at 11:15PM May 12, 2022Observed: 5.01 ft at 11:30PM May 12, 2022Observed: 5.01 ft at 11:45PM May 12, 2022Observed: 5.01 ft at 12:00AM May 13, 2022Observed: 5.01 ft at 12:15AM May 13, 2022Observed: 5.01 ft at 12:30AM May 13, 2022Observed: 5.01 ft at 12:45AM May 13, 2022Observed: 5.01 ft at 1:00AM May 13, 2022Observed: 5.01 ft at 1:15AM May 13, 2022Observed: 5.01 ft at 1:30AM May 13, 2022Observed: 5.01 ft at 1:45AM May 13, 2022Observed: 5 ft at 2:00AM May 13, 2022Observed: 5 ft at 2:15AM May 13, 2022Observed: 5 ft at 2:30AM May 13, 2022Observed: 5 ft at 2:45AM May 13, 2022Observed: 5 ft at 3:00AM May 13, 2022Observed: 5 ft at 3:15AM May 13, 2022Observed: 5 ft at 3:30AM May 13, 2022Observed: 5 ft at 3:45AM May 13, 2022Observed: 5 ft at 4:00AM May 13, 2022Observed: 5 ft at 4:15AM May 13, 2022Observed: 5 ft at 4:30AM May 13, 2022Observed: 5 ft at 4:45AM May 13, 2022Observed: 5 ft at 5:00AM May 13, 2022Observed: 5 ft at 5:15AM May 13, 2022Observed: 5 ft at 5:30AM May 13, 2022Observed: 5 ft at 5:45AM May 13, 2022Observed: 5 ft at 6:00AM May 13, 2022Observed: 5 ft at 6:15AM May 13, 2022Observed: 5 ft at 6:30AM May 13, 2022Observed: 5 ft at 6:45AM May 13, 2022Observed: 5 ft at 7:00AM May 13, 2022Observed: 5 ft at 7:15AM May 13, 2022Observed: 5 ft at 7:30AM May 13, 2022Observed: 5 ft at 7:45AM May 13, 2022Observed: 5 ft at 8:00AM May 13, 2022Observed: 5 ft at 8:15AM May 13, 2022Observed: 5 ft at 8:30AM May 13, 2022Observed: 5 ft at 8:45AM May 13, 2022Observed: 5 ft at 9:00AM May 13, 2022Observed: 5 ft at 9:15AM May 13, 2022Observed: 5 ft at 9:30AM May 13, 2022Observed: 5 ft at 9:45AM May 13, 2022Observed: 5 ft at 10:00AM May 13, 2022Observed: 5 ft at 10:15AM May 13, 2022Observed: 5 ft at 10:30AM May 13, 2022Observed: 5 ft at 10:45AM May 13, 2022Observed: 5.01 ft at 11:00AM May 13, 2022Observed: 5.01 ft at 11:15AM May 13, 2022Observed: 5.01 ft at 11:30AM May 13, 2022Observed: 5.01 ft at 11:45AM May 13, 2022Observed: 5.01 ft at 12:00PM May 13, 2022Observed: 5.01 ft at 12:15PM May 13, 2022Observed: 5.01 ft at 12:30PM May 13, 2022Observed: 5.01 ft at 12:45PM May 13, 2022Observed: 5.01 ft at 1:00PM May 13, 2022Observed: 5.01 ft at 1:15PM May 13, 2022Observed: 5.01 ft at 1:30PM May 13, 2022Observed: 5.01 ft at 1:45PM May 13, 2022Observed: 5.01 ft at 2:00PM May 13, 2022Observed: 5.01 ft at 2:15PM May 13, 2022Observed: 5.01 ft at 2:30PM May 13, 2022Observed: 5.01 ft at 2:45PM May 13, 2022Observed: 5.01 ft at 3:00PM May 13, 2022Observed: 5.01 ft at 3:15PM May 13, 2022Observed: 5.01 ft at 3:30PM May 13, 2022Observed: 5.01 ft at 3:45PM May 13, 2022Observed: 5.01 ft at 4:00PM May 13, 2022Observed: 5 ft at 4:15PM May 13, 2022Observed: 5.01 ft at 4:30PM May 13, 2022Observed: 5 ft at 4:45PM May 13, 2022Observed: 5 ft at 5:00PM May 13, 2022Observed: 5 ft at 5:15PM May 13, 2022Observed: 5 ft at 5:30PM May 13, 2022Observed: 5 ft at 5:45PM May 13, 2022Observed: 5 ft at 6:00PM May 13, 2022Observed: 5 ft at 6:15PM May 13, 2022Observed: 5 ft at 6:30PM May 13, 2022Observed: 5 ft at 6:45PM May 13, 2022Observed: 5 ft at 7:00PM May 13, 2022Observed: 5 ft at 7:15PM May 13, 2022Observed: 5 ft at 7:30PM May 13, 2022Observed: 5 ft at 7:45PM May 13, 2022Observed: 5 ft at 8:00PM May 13, 2022Observed: 5 ft at 8:15PM May 13, 2022Observed: 5 ft at 8:30PM May 13, 2022Observed: 5 ft at 8:45PM May 13, 2022Observed: 5 ft at 9:00PM May 13, 2022Observed: 4.99 ft at 9:15PM May 13, 2022Observed: 5 ft at 9:30PM May 13, 2022Observed: 4.99 ft at 9:45PM May 13, 2022Observed: 4.99 ft at 10:00PM May 13, 2022Observed: 4.99 ft at 10:15PM May 13, 2022Observed: 4.99 ft at 10:30PM May 13, 2022Observed: 4.99 ft at 10:45PM May 13, 2022Observed: 4.99 ft at 11:00PM May 13, 2022Observed: 4.99 ft at 11:15PM May 13, 2022Observed: 4.99 ft at 11:30PM May 13, 2022Observed: 4.99 ft at 11:45PM May 13, 2022Observed: 4.99 ft at 12:00AM May 14, 2022Observed: 4.99 ft at 12:15AM May 14, 2022Observed: 4.99 ft at 12:30AM May 14, 2022Observed: 4.99 ft at 12:45AM May 14, 2022Observed: 4.99 ft at 1:00AM May 14, 2022Observed: 4.99 ft at 1:15AM May 14, 2022Observed: 5 ft at 1:30AM May 14, 2022Observed: 5 ft at 1:45AM May 14, 2022Observed: 4.99 ft at 2:00AM May 14, 2022Observed: 4.99 ft at 2:15AM May 14, 2022Observed: 5 ft at 2:30AM May 14, 2022Observed: 5 ft at 2:45AM May 14, 2022Observed: 5 ft at 3:00AM May 14, 2022Observed: 4.99 ft at 3:15AM May 14, 2022Observed: 4.99 ft at 3:30AM May 14, 2022Observed: 4.99 ft at 3:45AM May 14, 2022Observed: 4.99 ft at 4:00AM May 14, 2022Observed: 4.99 ft at 4:15AM May 14, 2022Observed: 4.99 ft at 4:30AM May 14, 2022Observed: 4.99 ft at 4:45AM May 14, 2022Observed: 4.99 ft at 5:00AM May 14, 2022Observed: 4.99 ft at 5:15AM May 14, 2022Observed: 4.99 ft at 5:30AM May 14, 2022Observed: 4.99 ft at 5:45AM May 14, 2022Observed: 4.99 ft at 6:00AM May 14, 2022Observed: 4.99 ft at 6:15AM May 14, 2022Observed: 4.99 ft at 6:30AM May 14, 2022Observed: 4.99 ft at 6:45AM May 14, 2022Observed: 4.99 ft at 7:00AM May 14, 2022Observed: 4.99 ft at 7:15AM May 14, 2022Observed: 5 ft at 7:30AM May 14, 2022Observed: 5 ft at 7:45AM May 14, 2022Observed: 5 ft at 8:00AM May 14, 2022Observed: 5 ft at 8:15AM May 14, 2022Observed: 5 ft at 8:30AM May 14, 2022Observed: 5 ft at 8:45AM May 14, 2022Observed: 5 ft at 9:00AM May 14, 2022Observed: 5 ft at 9:15AM May 14, 2022Observed: 5 ft at 9:30AM May 14, 2022Observed: 5 ft at 9:45AM May 14, 2022Observed: 5 ft at 10:00AM May 14, 2022Observed: 5 ft at 10:15AM May 14, 2022Observed: 5 ft at 10:30AM May 14, 2022Observed: 5 ft at 10:45AM May 14, 2022Observed: 5 ft at 11:00AM May 14, 2022Observed: 5.01 ft at 11:15AM May 14, 2022Observed: 5.01 ft at 11:30AM May 14, 2022Observed: 5.01 ft at 11:45AM May 14, 2022Observed: 5.01 ft at 12:00PM May 14, 2022Observed: 5.01 ft at 12:15PM May 14, 2022Observed: 5.01 ft at 12:30PM May 14, 2022Observed: 5.01 ft at 12:45PM May 14, 2022Observed: 5.01 ft at 1:00PM May 14, 2022Observed: 5.01 ft at 1:15PM May 14, 2022Observed: 5.01 ft at 1:30PM May 14, 2022Observed: 5.01 ft at 1:45PM May 14, 2022Observed: 5.01 ft at 2:00PM May 14, 2022Observed: 5.01 ft at 2:15PM May 14, 2022Observed: 5.01 ft at 2:30PM May 14, 2022Observed: 5.01 ft at 2:45PM May 14, 2022Observed: 5.01 ft at 3:00PM May 14, 2022Observed: 5.01 ft at 3:15PM May 14, 2022Observed: 5.01 ft at 3:30PM May 14, 2022Observed: 5.01 ft at 3:45PM May 14, 2022Observed: 5.01 ft at 4:00PM May 14, 2022Observed: 5.01 ft at 4:15PM May 14, 2022Observed: 5.01 ft at 4:30PM May 14, 2022Observed: 5.01 ft at 4:45PM May 14, 2022Observed: 5.01 ft at 5:00PM May 14, 2022Observed: 5.01 ft at 5:15PM May 14, 2022Observed: 5.01 ft at 5:30PM May 14, 2022Observed: 5.01 ft at 5:45PM May 14, 2022Observed: 5.01 ft at 6:00PM May 14, 2022Observed: 5.01 ft at 6:15PM May 14, 2022Observed: 5.01 ft at 6:30PM May 14, 2022Observed: 5 ft at 6:45PM May 14, 2022Observed: 5 ft at 7:00PM May 14, 2022Observed: 5 ft at 7:15PM May 14, 2022Observed: 5 ft at 7:30PM May 14, 2022Observed: 5 ft at 7:45PM May 14, 2022Observed: 5 ft at 8:00PM May 14, 2022Observed: 5 ft at 8:15PM May 14, 2022Observed: 5 ft at 8:30PM May 14, 2022Observed: 5 ft at 8:45PM May 14, 2022Observed: 5 ft at 9:00PM May 14, 2022Observed: 5 ft at 9:15PM May 14, 2022Observed: 5 ft at 9:30PM May 14, 2022Observed: 5 ft at 9:45PM May 14, 2022Observed: 5 ft at 10:00PM May 14, 2022Observed: 5 ft at 10:15PM May 14, 2022Observed: 5 ft at 10:30PM May 14, 2022Observed: 5 ft at 10:45PM May 14, 2022Observed: 5 ft at 11:00PM May 14, 2022Observed: 5 ft at 11:15PM May 14, 2022Observed: 5 ft at 11:30PM May 14, 2022Observed: 5 ft at 11:45PM May 14, 2022Observed: 5 ft at 12:00AM May 15, 2022Observed: 5 ft at 12:15AM May 15, 2022Observed: 4.99 ft at 12:30AM May 15, 2022Observed: 4.99 ft at 12:45AM May 15, 2022Observed: 5 ft at 1:00AM May 15, 2022Observed: 4.99 ft at 1:15AM May 15, 2022Observed: 4.99 ft at 1:30AM May 15, 2022Observed: 4.99 ft at 1:45AM May 15, 2022Observed: 4.99 ft at 2:00AM May 15, 2022Observed: 4.99 ft at 2:15AM May 15, 2022Observed: 4.99 ft at 2:30AM May 15, 2022Observed: 4.99 ft at 2:45AM May 15, 2022Observed: 4.99 ft at 3:00AM May 15, 2022Observed: 4.99 ft at 3:15AM May 15, 2022Observed: 4.99 ft at 3:30AM May 15, 2022Observed: 4.99 ft at 3:45AM May 15, 2022Observed: 4.99 ft at 4:00AM May 15, 2022Observed: 4.99 ft at 4:15AM May 15, 2022Observed: 4.99 ft at 4:30AM May 15, 2022Observed: 4.99 ft at 4:45AM May 15, 2022Observed: 4.99 ft at 5:00AM May 15, 2022Observed: 4.99 ft at 5:15AM May 15, 2022Observed: 4.99 ft at 5:30AM May 15, 2022Observed: 4.99 ft at 5:45AM May 15, 2022Observed: 4.99 ft at 6:00AM May 15, 2022Observed: 4.99 ft at 6:15AM May 15, 2022Observed: 4.99 ft at 6:30AM May 15, 2022Observed: 5 ft at 6:45AM May 15, 2022Observed: 5 ft at 7:00AM May 15, 2022Observed: 4.99 ft at 7:15AM May 15, 2022Observed: 5 ft at 7:30AM May 15, 2022Observed: 5 ft at 7:45AM May 15, 2022Observed: 5 ft at 8:00AM May 15, 2022Observed: 5 ft at 8:15AM May 15, 2022Observed: 5 ft at 8:30AM May 15, 2022Observed: 5 ft at 8:45AM May 15, 2022Observed: 5 ft at 9:00AM May 15, 2022Observed: 5 ft at 9:15AM May 15, 2022Observed: 5 ft at 9:30AM May 15, 2022Observed: 5 ft at 9:45AM May 15, 2022Observed: 5 ft at 10:00AM May 15, 2022Observed: 5 ft at 10:15AM May 15, 2022Observed: 5 ft at 10:30AM May 15, 2022Observed: 5 ft at 10:45AM May 15, 2022Observed: 5 ft at 11:00AM May 15, 2022Observed: 5 ft at 11:15AM May 15, 2022Observed: 5 ft at 11:30AM May 15, 2022Observed: 5 ft at 11:45AM May 15, 2022Observed: 5 ft at 12:00PM May 15, 2022Observed: 5 ft at 12:15PM May 15, 2022Observed: 5.01 ft at 12:30PM May 15, 2022Observed: 5 ft at 12:45PM May 15, 2022Observed: 5 ft at 1:00PM May 15, 2022Observed: 5 ft at 1:15PM May 15, 2022Observed: 5 ft at 1:30PM May 15, 2022Observed: 5 ft at 1:45PM May 15, 2022Observed: 5 ft at 2:00PM May 15, 2022Observed: 5 ft at 2:15PM May 15, 2022Observed: 5 ft at 2:30PM May 15, 2022Observed: 5 ft at 2:45PM May 15, 2022Observed: 5 ft at 3:00PM May 15, 2022Observed: 5 ft at 3:15PM May 15, 2022Observed: 5 ft at 3:30PM May 15, 2022Observed: 5 ft at 3:45PM May 15, 2022Observed: 5 ft at 4:00PM May 15, 2022Observed: 5 ft at 4:15PM May 15, 2022Observed: 5 ft at 4:30PM May 15, 2022Observed: 5 ft at 4:45PM May 15, 2022Observed: 5 ft at 5:00PM May 15, 2022Observed: 5 ft at 5:15PM May 15, 2022Observed: 5 ft at 5:30PM May 15, 2022Observed: 5 ft at 5:45PM May 15, 2022Observed: 5 ft at 6:00PM May 15, 2022Observed: 5 ft at 6:15PM May 15, 2022Observed: 5 ft at 6:30PM May 15, 2022Observed: 5 ft at 6:45PM May 15, 2022Observed: 5 ft at 7:00PM May 15, 2022Observed: 5 ft at 7:15PM May 15, 2022Observed: 5 ft at 7:30PM May 15, 2022Observed: 5 ft at 7:45PM May 15, 2022Observed: 5 ft at 8:00PM May 15, 2022Observed: 5 ft at 8:15PM May 15, 2022Observed: 5 ft at 8:30PM May 15, 2022Observed: 5 ft at 8:45PM May 15, 2022Observed: 5 ft at 9:00PM May 15, 2022Observed: 5 ft at 9:15PM May 15, 2022Observed: 5 ft at 9:30PM May 15, 2022Observed: 5 ft at 9:45PM May 15, 2022Observed: 5 ft at 10:00PM May 15, 2022Observed: 5 ft at 10:15PM May 15, 2022Observed: 5 ft at 10:30PM May 15, 2022Observed: 5 ft at 10:45PM May 15, 2022Observed: 5 ft at 11:00PM May 15, 2022Observed: 5 ft at 11:15PM May 15, 2022Observed: 5 ft at 11:30PM May 15, 2022Observed: 5 ft at 11:45PM May 15, 2022Observed: 5 ft at 12:00AM May 16, 2022Observed: 5 ft at 12:15AM May 16, 2022Observed: 5 ft at 12:30AM May 16, 2022Observed: 5 ft at 12:45AM May 16, 2022Observed: 5 ft at 1:00AM May 16, 2022Observed: 5 ft at 1:15AM May 16, 2022Observed: 5 ft at 1:30AM May 16, 2022Observed: 5 ft at 1:45AM May 16, 2022Observed: 5 ft at 2:00AM May 16, 2022Observed: 5 ft at 2:15AM May 16, 2022Observed: 5 ft at 2:30AM May 16, 2022Observed: 5 ft at 2:45AM May 16, 2022Observed: 5 ft at 3:00AM May 16, 2022Observed: 5 ft at 3:15AM May 16, 2022Observed: 5 ft at 3:30AM May 16, 2022Observed: 5 ft at 3:45AM May 16, 2022Observed: 5 ft at 4:00AM May 16, 2022Observed: 5 ft at 4:15AM May 16, 2022Observed: 5 ft at 4:30AM May 16, 2022Observed: 5 ft at 4:45AM May 16, 2022Observed: 5 ft at 5:00AM May 16, 2022Observed: 5 ft at 5:15AM May 16, 2022Observed: 5 ft at 5:30AM May 16, 2022Observed: 5 ft at 5:45AM May 16, 2022Observed: 5 ft at 6:00AM May 16, 2022Observed: 5 ft at 6:15AM May 16, 2022Observed: 5 ft at 6:30AM May 16, 2022Observed: 5 ft at 6:45AM May 16, 2022Observed: 5 ft at 7:00AM May 16, 2022Observed: 5 ft at 7:15AM May 16, 2022Observed: 5 ft at 7:30AM May 16, 2022Observed: 5 ft at 7:45AM May 16, 2022Observed: 5 ft at 8:00AM May 16, 2022Observed: 5 ft at 8:15AM May 16, 2022Observed: 5 ft at 8:30AM May 16, 2022Observed: 5 ft at 8:45AM May 16, 2022Observed: 5 ft at 9:00AM May 16, 2022Observed: 5 ft at 9:15AM May 16, 2022Observed: 5 ft at 9:30AM May 16, 2022Observed: 5 ft at 9:45AM May 16, 2022Observed: 5 ft at 10:00AM May 16, 2022Observed: 5 ft at 10:15AM May 16, 2022Observed: 5 ft at 10:30AM May 16, 2022Observed: 5 ft at 10:45AM May 16, 2022Observed: 5 ft at 11:00AM May 16, 2022Observed: 5 ft at 11:15AM May 16, 2022Observed: 5 ft at 11:30AM May 16, 2022Observed: 5 ft at 11:45AM May 16, 2022Observed: 5 ft at 12:00PM May 16, 2022Observed: 5 ft at 12:15PM May 16, 2022Observed: 5 ft at 12:30PM May 16, 2022Observed: 5 ft at 12:45PM May 16, 2022Observed: 5 ft at 1:00PM May 16, 2022Observed: 5.01 ft at 1:15PM May 16, 2022Observed: 5.01 ft at 1:30PM May 16, 2022Observed: 5 ft at 1:45PM May 16, 2022Observed: 5 ft at 2:00PM May 16, 2022Observed: 5 ft at 2:15PM May 16, 2022Observed: 5.01 ft at 2:30PM May 16, 2022Observed: 5.01 ft at 2:45PM May 16, 2022Observed: 5.01 ft at 3:00PM May 16, 2022Observed: 5 ft at 3:15PM May 16, 2022Observed: 5 ft at 3:30PM May 16, 2022Observed: 5.01 ft at 3:45PM May 16, 2022Observed: 5.01 ft at 4:00PM May 16, 2022Observed: 5 ft at 4:15PM May 16, 2022Observed: 5 ft at 4:30PM May 16, 2022Observed: 5 ft at 4:45PM May 16, 2022Observed: 5 ft at 5:00PM May 16, 2022Observed: 5 ft at 5:15PM May 16, 2022Observed: 5 ft at 5:30PM May 16, 2022Observed: 5 ft at 5:45PM May 16, 2022Observed: 5 ft at 6:00PM May 16, 2022USGS--Water Resources of the United StatesPUKC1(plotting HGIRG) Graph Created (7:00PM May 16, 2022)ObservedLatest observed value: 5 ft at 6:00 PM PDT 16-May-2022.
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Graphical forecasts are not available for the Alameda Creek Flood Channel at Union City. During times of high water, forecast crest information can be found in the text products.
Return to Area Map
Flood Categories (in feet)
Not Available

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
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.
About This Location Collapse

Latitude: 37.585768° N, Longitude: 122.048295° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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 4.13 ft 4.13 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:
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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
San Francisco Bay Area Weather Forecast Office
21 Grace Hopper Ave, Stop 5
Monterey, CA 93943-5505
(831) 656-1725
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:27 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities