How high is the East Fork Trinity Rv near Mckinney, TX right now?

The East Fork Trinity Rv near Mckinney, TX is currently flowing at 282 cubic feet per second with a gage height of 4.06 feet, based on the most recent USGS instantaneous reading.

Is the flow on the East Fork Trinity Rv near Mckinney, TX normal for this time of year?

Current flow is classified as high for June 11. Today's discharge is at the 77th percentile compared to the long-term historical record at this gauge.

Is the East Fork Trinity Rv near Mckinney, TX at flood stage?

No — the gage height is 11.94 feet below the NWS flood-stage threshold of 16.0 feet.

What is the historical median flow for the East Fork Trinity Rv near Mckinney, TX on June 11?

The long-term median discharge for this date is 26 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 3 to 1,280 cfs.

Where is the East Fork Trinity Rv near Mckinney, TX stream gauge located?

The East Fork Trinity Rv near Mckinney, TX stream gauge is operated by the USGS in Collin County, TX on the East Fork Trinity River. USGS site number 08059000 (coordinates 33.2037, -96.5958).

East Fork Trinity Rv near Mckinney, TX

USGS Site No: 08059000 • East Fork Trinity River • Collin County, TX

East Fork Trinity Rv near Mckinney, TX on the East Fork Trinity River is currently at 282 cfs (High — 77th percentile for this date) . Gage height: 4.06 ft.

Reading from 1 week ago

Downstream on East Fork Trinity River ↓

East Fork Trinity Rv near Lavon, TX

282

CFS Discharge

4.06

Gage Height (ft)

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	Today's Flow
10th	Very Low threshold	3
25th	Low threshold	9
50th (Median)	Normal (median)	26
75th	High threshold	154
95th	Very High threshold	1,280	Today: 282 cfs

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	542	6.26
May 27, 2026	580	6.98
May 26, 2026	9	2.62
May 25, 2026	19	2.74
May 24, 2026	41	2.90
May 23, 2026	73	3.07
May 22, 2026	57	2.99
May 21, 2026	91	3.16
May 20, 2026	179	3.57
May 19, 2026	110	3.17
May 18, 2026	26	2.80
May 17, 2026	36	2.88
May 16, 2026	56	2.99
May 15, 2026	81	3.11
Apr 20, 2026	125	3.14
Apr 19, 2026	171	3.34
Apr 18, 2026	228	3.61
Apr 17, 2026	241	3.67
Apr 16, 2026	148	3.24
Apr 15, 2026	135	3.18
Apr 14, 2026	156	3.28
Apr 13, 2026	178	3.38
Apr 12, 2026	194	3.45
Apr 11, 2026	206	3.50
Apr 10, 2026	245	3.69
Apr 9, 2026	322	4.14
Apr 8, 2026	509	5.73
Apr 7, 2026	623	6.80
Apr 6, 2026	902	9.46
Apr 5, 2026	1,470	13.52

Station Information

USGS Site No: 08059000
State: TX
County: Collin County
Coordinates: 33.2037, -96.5958
Drainage Area: 190 mi²
Datum (ft): 511.5
HUC Code: 12030106

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 14.0 ft
Flood Stage: 16.0 ft
Moderate Flood: 20.0 ft
Major Flood: 23.0 ft

Currently 11.94 ft below flood stage.

Recent Extremes

Max discharge: 2,050 cfs

May 1, 2025
Min discharge: 0 cfs

Aug 28, 2025
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Wilson Ck Dws Of Highway 75 at Mckinney, TX
2.8 mi · 58 cfs

Normal
Sister Grove Ck near Blue Ridge, TX
9.0 mi · 116 cfs

Normal
Indian Ck at Sh 78 near Farmersville, TX
13.0 mi · 243 cfs

High
East Fork Trinity Rv near Lavon, TX
14.3 mi · 799 cfs

Normal
Doe Branch at Us Highway 380 near Prosper, TX
17.2 mi · 27 cfs

Normal