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Hydrograph River at a Glance Download
New River Maricopa near New River Stage (ft)Flow (kcfs)NRFA3(plotting HGIRR) Graph Created (6:19AM Jun 15, 2021)ObservedLatest observed value: 1.21 ft at 6:00 AM MST 11-Jun-2021. Flood Stage is 6.8 ft
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Tabular Data (UTC)
Tabular Data (MST)
XML Data
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Datum: Not Available
NOTE: Forecasts are not available for the New River Maricopa near New River. Only observed stages are available for this point.
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Flood Categories (in feet)
Major Flood Stage: 9
Moderate Flood Stage: 8
Flood Stage: 6.8
Action Stage: 5.6
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
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Gauge LocationGauge Map Marker
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
11.4 FEMA one percent flood based on FEMA Flood Insurance Study.
11 Flood of August 19 2014 corresponding to flow of 32600 cfs. Highest flood since stream gage was installed in 2005. Water reaches bottom of bridge along New River Road. Old Stage Road under water. Several homes flooded along Old Stage Road. Water several feet deep in homes based on 2014 flood.
9 Major Flood Stage. Portions of Old Stage Road under water. Several homes flooded along Old Stage Road.
8 Moderate Flood Stage. Several structures impacted by flood waters along Old Stage Road.
6.8 NWS Minor Flood Stage. Corresponds to Maricopa County Flood Control Flood Stage.
5.6 NWS Action Stage. Corresponds to Maricopa County Flood Control Bankfull Stage.
2.9 Low water crossing along Old Stage Road impassable. Corresponds to Maricopa County Flood Control Alarm Level.
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Latitude: 33.975833° N, Longitude: 112.060556° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 6.8 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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2727 E Washington St PAB 1TA
Phoenix, AZ 85034
(602) 275-0073
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Page last modified: 2-Nov-2020 7:30 PM
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