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Streamflow Measurements for the Nation


USGS 15087585 TWELVEMILE C NR PETERSBURG AK
Petersburg Borough, Alaska
Hydrologic Unit Code 19010210
Latitude  56°58'07", Longitude 133°04'05" NAD83
Drainage area 9.6  square miles
Output formats
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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)
332024-11-14 08:32AKSTYesJCT/CMJUSGS22.122.510.010.75FairDebrisLightNONE1MainWADEQSCMMVPAA22.158.036.50.60FIRMCBLSEVENSTDYEVENSTNDUPST50.00
322024-08-14 14:31AKDTYesJCT, MHHusgs10.622.310.000.53PoorClearNONE1Twelvemile Creek Routine LocationWADEQSCMMVPAA10.656.530.30.35FIRMSANDEVENSTDYEVENUNKNUPST30.00
312024-06-25 13:57AKDTYesMHH, CMJusgs40.022.790.010.37FairClearNONE1Normal LocationWADEQSCMMVPAA40.057.054.10.74FIRMGRVLEVENSTDYEVENUNKNUPST25.00
302024-06-25 13:31AKDTYesMHH, CMJusgs41.522.800.010.67FairClearNONE1Normal LocationWADEQSCMMVPAA41.557.054.60.76FIRMGRVLEVENSTDYEVENUNKNUPST20.00
292024-05-14 14:43AKDTYesMHH, JCTusgs15823.760.010.75FairClearNONE1MainWADEQSCMMVPAA15860.01131.40FIRMGRVLEVENSTDYEVENUNFMUPST80.00
282024-03-21 14:36AKDTNo
272024-01-03 08:58AKSTYesMHH, JCTusgs39.822.760.010.50FairClearNONE1Routine MainWADEQSCMMVPAA39.853.538.11.04SOFTGRVLEVENSTDYEVENUNKNUPST50.00
262023-11-06 13:21AKSTYesMHHusgs13923.540.180.50PoorClearNONE1Above GageWADEQSCMMVPAA13955.078.51.77FIRMGRVLEVENSTDYEVENUNKNUPST50.00
252023-09-06 12:02AKDTYesMHHusgs16.622.450.000.47PoorClearNONE1At GageWADEQSCMMVPAA16.660.434.30.48SOFTSANDEVENSTDYEVENUNKNATGA0.00
242023-07-12 09:47AKDTNo
232023-05-31 10:45AKDTNo
222023-01-10 11:26AKSTYesMHH, JLPusgs32.123.040.020.63PoorIceAnchorNONE1Gage ReachWADEQSCMMVPAA32.159.071.30.45SOFTSANDEVENSTDYEVENUNKNUPST20.00
212022-10-17 15:28AKDTYesMHH/PENusgs38424.860.421.50PoorClearNONE1MMT 21WADEQSCMMVPAA38458.01792.15FIRMSANDEVENUNSPUNEVSTNDUPST5.00
202022-08-22 14:20AKDTYesCMJ MHH PENusgs24.022.590.001.25Fair NONE120WADEQSCMMVPAA24.061.541.20.58SOFTsiltEVENSTDYEVENSTNDUPST60.00
192022-06-29 09:52AKDTYesPENUSGS10223.40-0.010.75Fair NONE112 Mile Solo Aquacalc mmt 19WADEQSCMMVPAA10268.090.51.13FIRMGRVLEVENSTDYEVENSTNDDNST1400.00
182022-06-08 08:15AKDTYesCMJ JMGusgs10523.390.000.50Fair NONE118WADEQSCMMVPAA10562.095.91.10SOFTGRVLEVENSTDYEVENSTNDATGA0.00
172022-03-03 11:40AKSTYesCMJ, JMGusgs25.822.630.000.75FairClearNONE117WADEQSCMMVPAA25.858.049.80.52SOFTGRVLUNEVSTDYEVENUNFMUPST20.00
162021-10-15 14:58AKDTYesCMJ, PENUSGS77.623.080.020.75Good NONE1Oct 15 Aquacalc Measurement 16WADEQSCMMVPAA77.648.048.61.59FIRMGRVLEVENSTDYEVENUNFMDNST20.00
152021-09-15 11:17AKDTYesJLP, PENUSGS56.022.910.000.67Good NONE112 Mile CreekWADEQSCMMVPAA56.059.068.90.81FIRMGRVLUNEVPULSEVENSTNDDNST75.00
142021-05-27 12:37AKDTYesrhh/jmgUSGS44.322.760.000.50GoodClearNONE112 mileWADEQSCMMVPAA44.356.058.80.75FIRMGRVLEVENSTDYEVENSTNDUPST50.00
132021-05-19 12:26AKDTYesrhh/jmgUSGS46.622.770.000.50GoodClearNONE112 mileWADEQSCMMVPAA46.648.036.11.29FIRMGRVLEVENSTDYEVENSTNDDNST50.00
122021-04-29 17:26AKDTYesrhh/jmgUSGS67.723.02 FairClearNONE112 Mile Cr. nr. PetersburgWADEQSCMMVPAA67.755.051.81.31SOFTGRVLEVENSTDYEVENSTNDUPST80.00
111982-10-14 19:37AKDTYesswannerUSGS60.26.92 Unknown NONE1MainunknQSCMMunkno60.257.035.61.69unknunknunknunknunknUNKNunkn
101981-12-06 17:47AKSTYesswanner, imbUSGS71.07.10 Unknown NONE1MainunknQSCMMunkno71.057.554.41.30unknunknunknunknunknUNKNunkn
91980-10-21 19:09AKDTYesswannerUSGS60.16.86 Unknown NONE1MainunknQSCMMunkno60.158.044.31.36unknunknunknunknunknUNKNunkn
81979-09-17 21:22AKDTYesswanner, schUSGS1067.24 Unknown NONE1MainunknQSCMMunkno10656.568.21.55unknunknunknunknunknUNKNunkn
71978-11-04 19:32AKSTYesswanner, graUSGS70.06.94 Unknown NONE1MainunknQSCMMunkno70.056.041.61.68unknunknunknunknunknUNKNunkn
61977-10-06 21:24AKDTYesswanner, kisUSGS15.46.42 Unknown NONE1MainunknQSCMMunkno15.458.035.40.44unknunknunknunknunknUNKNunkn
51975-10-21 20:14AKDTYesswanner, thoUSGS67.36.91 Unknown NONE1MainunknQSCMMunkno67.357.052.61.28unknunknunknunknunknUNKNunkn
41975-06-22 21:59AKDTYesthomas kuhuUSGS57.77.11 Unknown NONE1MainunknQSCMMunkno57.759.651.51.11unknunknunknunknunknUNKNunkn
31974-04-12 22:17AKDTYeslovelace, mcUSGS59.17.29 Unknown NONE1MainunknQSCMMunkno59.160.067.30.88unknunknunknunknunknUNKNunkn
21972-11-09 18:22AKSTYeswiggins, kleUSGS2327.90 Unknown NONE1MainunknQSCMMunkno23259.01092.13unknunknunknunknunknUNKNunkn
11972-06-18 18:32AKDTYeslumanUSGS60.6 Unknown NONE1MainunknQSCMMunkno60.653.536.01.68unknunknunknunknunknUNKNunkn