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Streamflow Measurements for the Nation


USGS 01483165 SPRING MILL BRANCH NEAR ARMSTRONG, DE


New Castle County, Delaware
Hydrologic Unit Code 02040205
Latitude  39°29'05.4", Longitude  75°41'46.8" NAD83
Drainage area 1.79  square miles
Gage datum 13.70 feet above NAVD88
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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)
642014-07-01 09:55EDTYesCRLUSGS1.253.980.00 FairVegetationHeavyNONE1mainWADEQSCMMVADV1.2513.58.950.14FIRMSANDUNEVunknUNEVUNKNDNST250.00
632014-06-02 11:07EDTYesCRLUSGS1.384.340.00 FairVegetationHeavyNONE1mainWADEQSCMMVADV1.3814.312.60.11FIRMGRVLUNEVunknUNEVUNKNDNST250.00
622014-04-08 12:47EDTYesCRLUSGS3.154.080.00 FairVegetationHeavyNONE1mainWADEQSCMMVADV3.1513.810.40.30FIRMGRVLUNEVunknUNEVUNKNDNST250.00
612014-02-28 11:46:30ESTYesCRLUSGS1.933.800.00 FairDebrisHeavyNONE1mainWADEQSCMMVADV1.9312.37.090.27FIRMGRVLUNEVunknEVENUNKNDNST250.00
602013-12-03 12:18:30ESTYesCRLUSGS1.744.000.02 PoorDebrisHeavyNONE1mainWADEQSCMMVADV1.749.606.560.26FIRMSANDUNEVunknUNEVUNKNDNST250.00
592013-10-17 13:46EDTYesCRL/JWHUSGS0.973.600.00 FairDebrisHeavyNONE1mainWADEQSCMMVADV0.979.105.320.18FIRMGRVLEVENunknUNEVUNKNATGA
582013-08-13 14:22:04EDTYesCRLUSGS23.45.18-0.06 FairClearNONE1mainBRDSQADCPVADCP23.417.633.40.70FIRMSANDUNEVunknUNEVUNKNUPST10.00
572013-08-13 12:05:06EDTYesCRLUSGS1276.56-0.08 FairDebrisModerateNONE1mainBRDSQADCPVADCP12720.064.21.98FIRMSANDUNEVunknUNEVUNKNUPST10.00
562013-08-12 12:14EDTYesCRL/JWHUSGS1.133.55-0.01 PoorVegetationHeavyNONE1mainWADEQSCMMVADV1.139.105.020.23SOFTSANDUNEVunknUNEVUNKNATGA
552013-06-12 09:50EDTYesCRL/JWHUSGS1.413.80-0.01 FairDebrisHeavyNONE1mainWADEQSCMMVADV1.4110.58.600.16FIRMSANDEVENunknUNEVUNKNDNST5.00
542013-04-22 11:08EDTYesCRLUSGS1.633.650.00 FairDebrisHeavyNONE1mainWADEQSCMMVADV1.639.008.010.20SOFTSANDEVENunknEVENUNKNDNST5.00
532013-03-29 13:54EDTYesCRLUSGS1.673.820.010.50GoodDebrisHeavyNONE1mainWADEQSCMMVADV1.6712.47.230.23FIRMGRVLUNEVunknUNEVUNKNDNST250.00
522013-02-12 09:41ESTYesCRLUSGS2.013.950.00 GoodDebrisHeavyNONE1mainWADEQSCMMVADV2.0113.39.080.22FIRMGRVLUNEVunknEVENUNKNDNST350.00
512013-01-04 11:09:30ESTYesJWHUSGS1.424.200.00 FairUnspecifedNONE1mainWADEQSCMMVADV1.4211.812.60.11FIRMSANDUNEVunknUNEVUNKNATGA
502012-12-21 09:22:15ESTYesCRLUSGS13.04.97-0.02 FairClearNONE1mainBRUSQADCPVADCP13.016.823.40.56FIRMGRVLEVENunknEVENUNKNATGA
492012-12-07 10:26ESTYesCRLUSGS1.094.520.000.60GoodDebrisHeavyNONE1mainWADEQSCMMVADV1.0913.017.40.06FIRMSANDEVENunknEVENUNKNATGA
482012-11-16 10:38:30ESTYesCRLUSGS1.154.770.000.70GoodDebrisHeavyNONE1mainWADEQSCMMVADV1.1513.619.70.06FIRMGRVLUNEVunknEVENUNKNATGA
472012-10-03 08:46EDTYesCRLUSGS1.084.530.000.50GoodDebrisHeavyNONE1mainWADEQSCMMVADV1.0814.618.90.06FIRMGRVLUNEVunknEVENUNKNDNST350.00
462012-09-20 10:49EDTYesCRLUSGS1.014.180.000.60GoodDebrisHeavyNONE1mainWADEQSCMMVADV1.0113.513.60.07FIRMGRVLUNEVunknEVENUNKNDNST350.00
452012-07-30 09:19EDTYesCRL/JWHUSGS0.823.480.00 PoorClearNONE1mainWADEQSCMMVADV0.829.105.070.16FIRMSANDEVENunknUNEVUNKNATGA
442012-07-18 11:35EDTYesCRL/JWHUSGS0.633.520.00 PoorDebrisModerateNONE1mainWADEQSCMMVADV0.633.901.190.53SOFTsiltEVENunknUNEVUNKNATGA
432012-07-12 10:51EDTYesCRLUSGS1.003.640.010.50GoodDebrisModerateNONE1mainWADEQSCMMVADV1.009.905.610.18FIRMGRVLEVENunknEVENUNKNDNST350.00
422012-06-13 09:19EDTYesCRLUSGS4.044.12-0.03 GoodDebrisHeavyNONE1mainWADEQSCMMVADV4.0413.713.20.31FIRMGRVLUNEVunknEVENUNKNDNST350.00
412012-06-07 09:30EDTYesCRLUSGS1.253.960.00 GoodClearNONE1mainWADEQSCMMVADV1.2510.88.720.14FIRMGRVLUNEVunknEVENUNKNDNST350.00
402012-04-23 09:14:09EDTYesCRLUSGS5.034.39-0.01 FairClearNONE1mainBRDSQADCPVADCP5.0312.516.10.31FIRMGRVLEVENunknEVENUNKNDNST10.00
392012-04-16 10:45EDTYesCRL/AJTUSGS1.444.20-0.010.80GoodClearNONE1Imported Channel 1WADEQSCMMVADV1.4411.915.90.09FIRMGRVLEVENunknEVENUNKNATGA
382004-10-06 11:51EDTYesGLZ/JEBUSGS1.723.550.000.80GoodClearNONE1Imported Channel 1WADEunspeunkno1.729.607.850.22UNSPUNSPUNSPunknUNSPUNSPUNSP
372004-08-20 10:00EDTYesJEBUSGS1.503.610.000.50FairClearNONE1Imported Channel 1WADEunspeunkno1.508.706.420.23UNSPUNSPUNSPunknUNSPUNSPUNSP
362004-07-09 12:10EDTYesJEBUSGS1.173.510.000.30FairDebrisLightNONE1Imported Channel 1WADEunspeunkno1.176.803.820.30UNSPUNSPUNSPunknUNSPUNSPUNSP
352004-05-21 09:55EDTYesJEBUSGS1.603.550.000.40FairClearNONE1Imported Channel 1WADEunspeunkno1.607.903.900.40UNSPUNSPUNSPunknUNSPUNSPUNSP
342004-04-09 10:15EDTYesJEBUSGS1.903.580.000.50FairClearNONE1Imported Channel 1WADEunspeunkno1.907.804.000.50UNSPUNSPUNSPunknUNSPUNSPUNSP
332004-03-03 10:15ESTYesJBUSGS1.703.560.000.30FairClearNONE1Imported Channel 1WADEunspeunkno1.707.704.000.40UNSPUNSPUNSPunknUNSPUNSPUNSP
322004-01-13 12:40ESTYesJEBUSGS1.903.590.000.50FairClearNONE1Imported Channel 1WADEunspeunkno1.907.703.850.50UNSPUNSPUNSPunknUNSPUNSPUNSP
312003-11-12 12:40ESTYesJEBUSGS8.164.00-0.030.50FairDebrisLightNONE1Imported Channel 1WADEunspeunkno8.169.308.141.00UNSPUNSPUNSPunknUNSPUNSPUNSP
302003-08-21 12:15EDTYesJEBUSGS1.253.560.000.50FairDebrisLightNONE1Imported Channel 1WADEunspeunkno1.257.403.550.35UNSPUNSPUNSPunknUNSPUNSPUNSP
292003-07-14 09:40EDTYesJEBUSGS4.873.810.020.80FairUnspecifedNONE1Imported Channel 1WADEunspeunkno4.879.307.760.63UNSPUNSPUNSPunknUNSPUNSPUNSP
282003-06-18 09:31EDTYesAJTUSGS70.55.43-0.080.30GoodClearNONE1Imported Channel 1WADEunspeunkno70.518.434.22.06UNSPUNSPUNSPunknUNSPUNSPUNSP
272003-06-05 12:50EDTYesJEBUSGS3.513.690.000.50FairDebrisLightNONE1Imported Channel 1WADEunspeunkno3.517.604.500.78UNSPUNSPUNSPunknUNSPUNSPUNSP
262003-05-08 13:00EDTYesJEBUSGS3.103.650.000.50FairDebrisLightNONE1Imported Channel 1WADEunspeunkno3.107.704.100.76UNSPUNSPUNSPunknUNSPUNSPUNSP
252003-03-12 09:27ESTYesJEBUSGS3.273.650.000.50Good NONE1Imported Channel 1WADEunspeunkno3.279.104.950.66UNSPUNSPUNSPunknUNSPUNSPUNSP
242002-10-16 11:32EDTYesAJTUSGS6.413.960.080.50GoodClearNONE1Imported Channel 1WADEunspeunkno6.4110.47.530.85UNSPUNSPUNSPunknUNSPUNSPUNSP
232002-10-10 09:28EDTYesAJTUSGS0.363.410.000.30FairClearNONE1Imported Channel 1WADEunspeunkno0.365.601.750.21UNSPUNSPUNSPunknUNSPUNSPUNSP
222002-08-08 09:39EDTYesAJTUSGS0.313.390.000.30PoorDebrisLightNONE1Imported Channel 1WADEunspeunkno0.315.601.690.18UNSPUNSPUNSPunknUNSPUNSPUNSP
212002-06-28 08:41EDTYesAJTUSGS0.403.460.000.40PoorClearNONE1Imported Channel 1WADEunspeunkno0.406.002.230.18UNSPUNSPUNSPunknUNSPUNSPUNSP
202002-05-08 09:33EDTYesAJTUSGS0.623.420.000.30FairClearNONE1Imported Channel 1WADEunspeunkno0.625.801.890.33UNSPUNSPUNSPunknUNSPUNSPUNSP
192002-03-14 09:19ESTYesAJTUSGS0.643.440.000.20FairClearNONE1Imported Channel 1WADEunspeunkno0.645.802.080.31UNSPUNSPUNSPunknUNSPUNSPUNSP
182002-02-13 09:23ESTYesAJTUSGS0.723.430.000.30PoorClearNONE1Imported Channel 1WADEunspeunkno0.725.702.100.34UNSPUNSPUNSPunknUNSPUNSPUNSP
172002-01-08 09:30ESTYesAJTUSGS0.913.480.000.20FairClearNONE1Imported Channel 1WADEunspeunkno0.915.902.290.40UNSPUNSPUNSPunknUNSPUNSPUNSP
162001-11-15 10:00ESTYesAJTUSGS0.713.560.000.30FairDebrisModerateNONE1Imported Channel 1WADEunspeunkno0.716.402.960.24UNSPUNSPUNSPunknUNSPUNSPUNSP
152001-10-12 09:45EDTYesAJTUSGS0.743.460.000.30FairDebrisLightNONE1Imported Channel 1WADEunspeunkno0.746.202.360.31UNSPUNSPUNSPunknUNSPUNSPUNSP
142001-08-30 10:00EDTYesAJTUSGS0.703.450.000.20PoorDebrisModerateNONE1Imported Channel 1WADEunspeunkno0.705.501.820.38UNSPUNSPUNSPunknUNSPUNSPUNSP
132001-07-18 10:00EDTYesAJTUSGS1.093.500.010.40FairDebrisLightNONE1Imported Channel 1WADEunspeunkno1.096.802.650.41UNSPUNSPUNSPunknUNSPUNSPUNSP
122001-06-07 10:15EDTYesAJTUSGS1.753.550.000.30FairClearNONE1Imported Channel 1WADEunspeunkno1.757.003.040.58UNSPUNSPUNSPunknUNSPUNSPUNSP
112001-04-26 10:10EDTYesAJTUSGS1.683.550.000.20FairClearNONE1Imported Channel 1WADEunspeunkno1.686.902.640.64UNSPUNSPUNSPunknUNSPUNSPUNSP
102001-03-22 08:25ESTYesAJTUSGS4.303.750.000.40GoodClearNONE1Imported Channel 1WADEunspeunkno4.308.304.380.98UNSPUNSPUNSPunknUNSPUNSPUNSP
92001-02-26 11:25ESTYesDCHUSGS2.513.610.000.30GoodClearNONE1Imported Channel 1WADEunspeunkno2.517.103.290.76UNSPUNSPUNSPunknUNSPUNSPUNSP
82001-02-07 11:27ESTYesDCHUSGS2.113.570.000.30GoodClearNONE1Imported Channel 1WADEunspeunkno2.116.803.080.69UNSPUNSPUNSPunknUNSPUNSPUNSP
72000-11-28 11:26ESTYesDCHUSGS0.963.490.000.30GoodClearNONE1Imported Channel 1WADEunspeunkno0.965.901.960.49UNSPUNSPUNSPunknUNSPUNSPUNSP
62000-10-19 13:30EDTYesDCHUSGS0.733.460.000.40GoodClearNONE1Imported Channel 1WADEunspeunkno0.735.701.730.42UNSPUNSPUNSPunknUNSPUNSPUNSP
51980-02-13 09:25ESTYesMMM/WJMUSGS1.45 0.000.40GoodClearNONE1Imported Channel 1WADEunspeunkno1.455.101.071.36UNSPUNSPUNSPunknUNSPUNSPUNSP
41979-11-01 11:20ESTYesJSBUSGS1.09 0.000.20GoodClearNONE1Imported Channel 1WADEunspeunkno1.095.502.690.41UNSPUNSPUNSPunknUNSPUNSPUNSP
31979-05-10 12:05EDTYesGPUSGS1.42 0.000.20GoodClearNONE1Imported Channel 1WADEunspeunkno1.424.501.151.23UNSPUNSPUNSPunknUNSPUNSPUNSP
21978-10-13 11:55EDTYesRHS/PPLUSGS0.75 0.000.20GoodClearNONE1Imported Channel 1WADEunspeunkno0.753.700.990.76UNSPUNSPUNSPunknUNSPUNSPUNSP
11978-09-08 11:20EDTYesRHSUSGS1.04 0.000.30Good NONE1Imported Channel 1WADEunspeunkno1.045.401.560.67UNSPUNSPUNSPunknUNSPUNSPUNSP