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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 08474095 N Main Drain at Boca Chica Hwy, Brownsville, TX
Cameron County, Texas
Hydrologic Unit Code 12110208
Latitude  25°55'17.8", Longitude  97°28'31.5" NAD83
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Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 		 Channel
Number		 Channel
Name		 Meas.
type 		 Stream
flow
method 		 Velocity
method 		 Channel
flow
(ft3/s)		 Channel
width
(ft)		 Channel
area
(ft2)		 Channel
vel.
(ft/s)		 Channel
stability 		 Channel
material 		 Channel
evenness 		 Long.
vel.
desc. 		 Horz.
vel.
desc. 		 Vert.
vel.
desc. 		 Channel
loc.
code 		 Channel
loc.
dist.(ft)
182025-12-18 14:07:43CSTYesGDU/JSLUSGS1.2916.560.000.50PoorDebrisModerateNONE1MainWADEQSCMMVADV1.295.303.160.41SOFTsiltUNEVSTDYUNEVSTNDATGA0.00
172025-08-27 14:41:07CDTYesGDU/BLPUSGS2.0116.660.000.25PoorScourControlChangedNONE1MainMBOTQADCPVADCP2.0121.115.80.13SOFTLDGEEVENSTDYEVENSTNDATGA0.00
162025-06-26 12:30CDTYesGDU/BLPUSGS0.2416.280.010.50PoorDebrisHeavyNONE1MainWADEQSCMMVADV0.242.700.990.24SOFTsiltUNEVSTDYUNEVSTNDATGA0.00
152025-04-23 15:29:30CDTYesBLP/GDUUSGS1.3516.990.000.50FairDebrisModerateNONE1MainWADEQSCMMVADV1.3521.921.70.06SOFTsiltEVENSTDYEVENUNFMATGA0.00
142025-03-29 08:55:48CDTYesGDU/BLPUSGS5.6716.85-0.030.25PoorDebrisModerateNONE1MainMBOTQADCPVADCP5.6721.516.00.35SOFTLDGEUNEVSTDYUNEVSTNDATGA0.00
132025-02-26 16:14:05CSTYesBLP/GDU/JSLUSGS0.3716.180.000.50FairVegetationHeavyNONE1MainWADEQSCMMVADV0.372.500.540.69SOFTsiltEVENSTDYEVENUNFMDNST30.00
122025-01-07 15:58CSTYesBLPUSGS0.2816.130.001.00FairDebrisHeavyNONE1MainWADEQSCMMVADV0.284.901.160.24SOFTsiltUNEVSTDYUNEVUNFMDNST40.00
112024-11-20 10:56:40CSTYesMLW, JGLUSGS0.2916.110.000.50Poor NONE1MainWADEQSCMMVADV0.292.500.490.59FIRMLDGEUNEVPULSUNEVUNKNDNST50.00
102024-08-28 09:42CDTYesMLW,OSC,JSLUSGS1.8116.540.000.50Poor NONE1MainWADEQSCMMVADV1.812.701.201.51FIRMLDGEEVENPULSUNEVUNKNDNST100.00
92024-06-26 09:57:43CDTYesMLW,OSC,JSLUSGS0.4616.160.000.25Poor NONE1MainWADEQSCMMVADV0.462.400.660.70FIRMLDGEEVENPULSUNEVUNKNDNST100.00
82024-06-20 14:22:05CDTYesCAH/JGLUSGS15.617.080.000.50PoorDebrisLightNONE1MainWADEQADCPVADCP15.622.925.90.60SOFTSANDUNSPSTDYUNSPSTNDATGA0.00
72024-04-17 09:54:07CDTYesMLW, JSLUSGS0.1716.100.000.50Poor NONE1MainWADEQSCMMVADV0.172.100.450.38FIRMLDGEEVENPULSUNEVUNKNDNST30.00
62024-02-14 13:14:49CSTYesMLWUSGS0.1816.12 Poor NONE1MainWADEQSCMMVADV0.182.300.500.36FIRMLDGEEVENPULSUNEVUNKNDNST50.00
52023-06-07 15:29:07CDTYesMLW, AJLUSGS2.2516.45 Poor NONE1MainWADEQSCMMVADV2.254.001.231.83FIRMLDGEEVENPULSUNEVUNKNDNST75.00
42023-04-12 14:08:50CDTYesMLW, AJLUSGS0.4416.13 PoorUnspecifedNONE1MainWADEQSCMMVADV0.447.000.960.46FIRMLDGEEVENPULSUNEVUNKNDNST40.00
32023-02-15 12:48:22CSTYesAJLUSGS0.3716.130.000.10PoorDebrisModerateNONE1MainWADEQSCMMVADV0.375.000.940.40FIRMsiltUNEVPULSUNEVNSTDDNST25.00
22022-07-27 13:31:54CDTYesMLW,AJLUSGS0.0316.11 Poor NONE1MainWADEQSCMMVADV0.032.500.430.06FIRMGRVLUNEVPULSUNEVUNFMDNST25.00
12022-04-27 10:41:45CDTYesMLW,DJOUSGS5.7316.70 Fair NONE1MainWADEQSCMMVADV5.7321.018.40.31UNSPUNSPUNSPUNSPUNSPUNSPUNSP