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NWS / NWPSSite ID: mgfg1active

NWS / NWPS mgfg1

Chattahoochee River below Morgan Falls Dam near Roswell

Chattahoochee River • Fulton • GA

Latest public reading811.23 ftObserved Jun 21, 2026 at 11:30 AM CDT
TrendFallingNo forecast linked
Data freshness DelayedObservation 42 minutes old
Flood contextNo source flood categoryFetched Timestamp unavailable

Stage and discharge

Observed source readings

Stage and discharge

Daily rollups and linked forecast values

Observed

Stage and discharge chart includes 11 observed points.

Line chart: Observed02004006008001.0K2026-05-262026-06-102026-06-21
Data series

Flood-stage context

Source-published thresholds where available

Action819 ftSource-backed threshold
Minor flood821 ftSource-backed threshold
Moderate flood823 ftSource-backed threshold
Major flood826 ftSource-backed threshold

Forecast

Linked NWS/NWPS values

Forecast unavailable

Forecasts are not available for this gauge in RiverStat.us launch sources.

Observations

stage

811.23 ft

Observed Jun 20, 2026 at 7:00 PM CDT

stage

811.66 ft

Observed Jun 19, 2026 at 7:00 PM CDT

stage

811.18 ft

Observed Jun 16, 2026 at 7:00 PM CDT

stage

811.74 ft

Observed Jun 14, 2026 at 7:00 PM CDT

stage

812.61 ft

Observed Jun 9, 2026 at 7:00 PM CDT

stage

811.68 ft

Observed Jun 8, 2026 at 7:00 PM CDT

stage

811.14 ft

Observed Jun 6, 2026 at 7:00 PM CDT

stage

811.17 ft

Observed Jun 4, 2026 at 7:00 PM CDT

stage

811.76 ft

Observed May 29, 2026 at 7:00 PM CDT

stage

811.32 ft

Observed May 28, 2026 at 7:00 PM CDT

stage

812.7 ft

Observed May 25, 2026 at 7:00 PM CDT

Alerts

Alerts unavailable

Alerts are shown only when the API returns a source-backed match.

Official public sources

Readings and thresholds stay tied to USGS, NOAA/NWS, or source-backed records.

Source freshness

Observed and fetched timestamps are shown separately when the API returns them.

Transparent methodology

Unavailable forecasts, alerts, and thresholds are shown as unavailable states.