How high is the Onion Ck near Driftwood, TX right now?

The Onion Ck near Driftwood, TX is currently flowing at 0 cubic feet per second with a gage height of 2.29 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Onion Ck near Driftwood, TX normal for this time of year?

Current flow is classified as low for June 11. Today's discharge is at the 12th percentile compared to the long-term historical record at this gauge.

Is the Onion Ck near Driftwood, TX at flood stage?

No — the gage height is 3.21 feet below the NWS flood-stage threshold of 5.5 feet.

What is the historical median flow for the Onion Ck near Driftwood, TX on June 11?

The long-term median discharge for this date is 23 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 0 to 1,660 cfs.

Where is the Onion Ck near Driftwood, TX stream gauge located?

The Onion Ck near Driftwood, TX stream gauge is operated by the USGS in Hays County, TX on the Onion Creek. USGS site number 08158700 (coordinates 30.0830, -98.0078).

Onion Ck near Driftwood, TX

USGS Site No: 08158700 • Onion Creek • Hays County, TX

Onion Ck near Driftwood, TX on the Onion Creek is currently at 0 cfs (Low — 12th percentile for this date) . Gage height: 2.29 ft.

Reading from 1 week ago

Downstream on Onion Creek ↓

Onion Ck at Twin Creeks Road near Manchaca, TX

CFS Discharge

2.29

Gage Height (ft)

Low

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	Today's Flow
10th	Very Low threshold	0
25th	Low threshold	3	Today: 0 cfs
50th (Median)	Normal (median)	23
75th	High threshold	101
95th	Very High threshold	1,660

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	0	2.30
May 27, 2026	1	2.33
May 26, 2026	0	2.25
May 25, 2026	0	2.25
May 24, 2026	0	2.27
May 23, 2026	0	2.28
May 22, 2026	0	2.28
May 21, 2026	0	2.15
May 20, 2026	0	2.11
May 19, 2026	0	2.08
May 18, 2026	0	2.07
May 17, 2026	0	2.07
May 16, 2026	0	2.07
May 15, 2026	0	2.06
Apr 20, 2026	0	1.11
Apr 19, 2026	0	1.05
Apr 18, 2026	0	1.02
Apr 17, 2026	0	1.03
Apr 16, 2026	0	1.04
Apr 15, 2026	0	1.04
Apr 14, 2026	0	1.04
Apr 13, 2026	0	1.05
Apr 12, 2026	0	1.01
Apr 11, 2026	0	0.98
Apr 10, 2026	0	0.98
Apr 9, 2026	0	0.92
Apr 8, 2026	0	0.89
Apr 7, 2026	0	0.90
Apr 6, 2026	0	0.90
Apr 5, 2026	0	0.91

Station Information

USGS Site No: 08158700
State: TX
County: Hays County
Coordinates: 30.0830, -98.0078
Drainage Area: 124 mi²
Datum (ft): 868.5
HUC Code: 12090205

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 5.5 ft
Flood Stage: 5.5 ft
Moderate Flood: 7.0 ft
Major Flood: 13.0 ft

Currently 3.21 ft below flood stage.

Recent Extremes

Max discharge: 38 cfs

Jul 6, 2025
Min discharge: 0 cfs

Apr 20, 2026
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Bear Ck below Fm 1826 near Driftwood, TX
6.4 mi · 6 cfs

Normal
Little Bear Ck at Stoneledge Quarry near Manchaca,tx
6.9 mi · 0 cfs

Unknown
Bear Ck at Spillar Ranch Road near Manchaca, TX
8.2 mi · 8 cfs

Normal
Slaughter Ck at Fm 1826 near Austin, TX
10.7 mi · 0 cfs

Low
Onion Ck at Twin Creeks Road near Manchaca, TX
11.6 mi · 4 cfs

Normal