USGS · 02203960

SNAPFINGER CR RIVER

USGS · 02203960LIVE

SNAPFINGER CR AT THOMPSON MILL RD NR LITHONIA, GA

GEORGIA33.6967°N, -84.1986°W Updated 42 min ago

FLOW RATE

14.5cfs

GAUGE HT

3.31ft

WATER TEMP

25°F

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

14.5cfs 0.4% vs avg

Optimal band: 16–22 cfs

PERIOD HIGH

138cfs

PERIOD LOW

12.8cfs

RUNNABLE

36%

last 1 day in band

Gauge Height

3.31ft

Water Temperature

24.8°F

Water Turbidity

Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

25.5in

≈ normal

25.52 in of precipitation so far this year — about average for this point in the season (normal 25.58 in).

YTD Total

25.5in

This year so far

Normal to Date

25.6in

30-yr average

Typical Range

18.8–33.6in

10th–90th pct YTD

Departure

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 2.71" · normal 4.38" (2.6–6.8)

Jan

Feb: 3.48" · normal 4.58" (1.9–6.5)

Feb

Mar: 2.54" · normal 4.52" (2.5–7.4)

Mar

Apr: 1.91" · normal 3.57" (1.8–5.5)

Apr

May: 9.16" · normal 3.23" (1.5–4.8)

May

Jun: 5.08" · normal 4.03" (2.2–6.6)

Jun

Jul: 0.65" (so far)· normal 4.49" (2.1–7.6)

Jul

Aug: normal 4.42" (2.0–6.7)

Aug

Sep: normal 3.64" (1.1–6.1)

Sep

Oct: normal 3.25" (0.9–6.9)

Oct

Nov: normal 3.75" (1.7–5.7)

Nov

Dec: normal 4.40" (2.6–7.1)

Dec

Baseline 1991–2020 · Source: Open-Meteo11:12 AM

Your History · SNAPFINGER CR AT THOMPSON MILL RD NR LITHONIA, GA

Track your history

Sign in to track your sessions at SNAPFINGER CR AT THOMPSON MILL RD NR LITHONIA, GA — best days, monthly trends, and time on the water.

Station Location

33.6967, -84.1986

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-07 10:30 UTC

Site #02203960·USGS

Create a free account to save favorites, set flow alerts, and track conditions