How high is the Nickajack Creek at Us 78/278, Near Mableton, GA right now?

The Nickajack Creek at Us 78/278, Near Mableton, GA is currently flowing at 113 cubic feet per second with a gage height of 2.59 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Nickajack Creek at Us 78/278, Near Mableton, GA normal for this time of year?

Current flow is classified as very high for June 11. Today's discharge is at the 99th percentile compared to the long-term historical record at this gauge.

Is the Nickajack Creek at Us 78/278, Near Mableton, GA at flood stage?

No — the gage height is 7.41 feet below the NWS flood-stage threshold of 10.0 feet.

What is the historical median flow for the Nickajack Creek at Us 78/278, Near Mableton, GA on June 11?

The long-term median discharge for this date is 30 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 11 to 81 cfs.

Where is the Nickajack Creek at Us 78/278, Near Mableton, GA stream gauge located?

The Nickajack Creek at Us 78/278, Near Mableton, GA stream gauge is operated by the USGS in Cobb County, GA on the Nickajack Creek. USGS site number 02336635 (coordinates 33.8033, -84.5214).

Nickajack Creek at Us 78/278, Near Mableton, GA

USGS Site No: 02336635 • Nickajack Creek • Cobb County, GA

Nickajack Creek at Us 78/278, Near Mableton, GA on the Nickajack Creek is currently at 113 cfs (Very High — 99th percentile for this date) . Gage height: 2.59 ft.

Reading from 1 week ago

113

CFS Discharge

2.59

Gage Height (ft)

Very High

Flow Condition

Normal

Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for June 11 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.

Percentile	Label	CFS Threshold
10th	Very Low threshold	11
25th	Low threshold	17
50th (Median)	Normal (median)	30
75th	High threshold	41
95th	Very High threshold	81

30-Day Hydrograph

Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.

10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date	Discharge (CFS)	Gage Ht (ft)
May 28, 2026	20	1.48
May 27, 2026	57	1.95
May 26, 2026	106	2.41
May 25, 2026	41	1.76
May 24, 2026	66	2.06
May 23, 2026	21	1.47
May 22, 2026	6	1.21
May 21, 2026	5	1.20
May 20, 2026	5	1.20
May 19, 2026	6	1.21
May 18, 2026	7	1.25
May 17, 2026	7	1.24
May 16, 2026	7	1.24
May 15, 2026	8	1.25
Apr 21, 2026	4	1.17
Apr 20, 2026	5	1.19
Apr 19, 2026	4	1.18
Apr 18, 2026	5	1.18
Apr 17, 2026	5	1.18
Apr 16, 2026	5	1.19
Apr 15, 2026	5	1.20
Apr 14, 2026	6	1.21
Apr 13, 2026	6	1.21
Apr 12, 2026	6	1.22
Apr 11, 2026	7	1.23
Apr 10, 2026	7	1.24
Apr 9, 2026	7	1.24
Apr 8, 2026	8	1.26
Apr 7, 2026	9	1.28
Apr 6, 2026	13	1.36

Station Information

USGS Site No: 02336635
State: GA
County: Cobb County
Coordinates: 33.8033, -84.5214
Drainage Area: 32 mi²
Datum (ft): 748.2
HUC Code: 03130002

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 8.0 ft
Flood Stage: 10.0 ft
Moderate Flood: 16.0 ft
Major Flood: 21.0 ft

Currently 7.41 ft below flood stage.

Recent Extremes

Max discharge: 518 cfs

Feb 27, 2026
Min discharge: 1 cfs

Oct 26, 2025
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

South River at Forrest Park Road, at Atlanta, GA
12.7 mi · 79 cfs

High
Doolittle Creek at Flat Shoals Road, near Decatur, GA
14.8 mi · 3 cfs

Normal
South River at Bouldercrest Road at Atlanta, GA
14.9 mi · 45 cfs

Very High
Shoal Creek at Columbia Drive Near Atlanta, GA
17.1 mi · 4 cfs

Very Low
Cobbs Creek at Rainbow Dr, Near Decatur, GA
17.5 mi · 10 cfs

Very High