Page Last Updated: 24 October 2024
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Page Last Updated: 24 October 2024 |
| ID | Elevation of Instrument in Gage Height |
Elevation of Instrument in Datum |
Period |
| 39507 | 0.40 feet | 1,240.40 feet NAVD88 | 04/10/2020 -- Current |
| 4548 | 0.40 feet | 1,240.40 feet NAVD88 | 04/14/2011 -- 04/10/2020 |
| STATUS | Active |
| LOCATION | Located north of SR202L and west of Val Vista Drive |
| DRAINAGE AREA | 12,580 mi2 |
| STREAM TYPE | Natural Stream |
| JURISDICTION | Mesa, Arizona |
| WATERSHED | Lower EMF / Evergreen |
| SECTION/TOWNSHIP/RANGE | S29 T2N R6E |
| LATITUDE | N 33° 29' 03.3" | +33.48426 |
| LONGITUDE | W 111° 45' 44.1" | -111.76225 |
| ARIZONA STATE PLANE | E 686374 | N 885428 |
| USGS QUAD SHEET | Red Mountain 7.5-Minute |
| STREAMGAGE INSTALLATION DATE | 04/14/2011 - WY 2011 |
| PERIOD OF AVAILABLE DATA RECORD | 04/14/2011 - Current |
| LENGTH OF AVAILABLE DATA RECORD (AS OF 10/01/2024) | 13.47 Years | 4,919 Days |
| GAPS (> 2 DAYS) IN RECORD | None |
| STAGE GAGE TYPE | Pressure Transducer |
| STAGE GAGE ELEVATION | 0.40 feet Gage Height |
| STAFF GAGES | 0 |
| CREST STAGE GAGES | 0 |
| ZERO GAGE HEIGHT ELEVATION | 1,240.00 feet NAVD88 |
| POINT OF ZERO FLOW | 0.0 |
| EXTREME FOR PERIOD OF RECORD | 32,333 cfs | 14.13 feet | 03/23/2023 |
| Current Rating = #1 - Applied since 04/14/2011 | ||
| Discharge (cfs) |
Elevation feet Gage Height |
Elevation feet NAVD88 |
| 0 | 0.00 | 1,240.00 |
| 500 | 3.18 | 1,243.18 |
| 1,000 | 3.80 | 1,243.80 |
| 2,000 | 4.90 | 1,244.90 |
| 5,000 | 6.81 | 1,246.81 |
| 10,000 | 8.01 | 1,248.01 |
| 20,000 | 10.50 | 1,250.50 |
| 50,000 | 16.68 | 1,256.68 |
| Water Year |
Peak Gage Height (feet) |
Peak Discharge (cfs) |
Date of Peak |
| 2025 | |||
| 2024 | None | 0 | None |
| 2023 | 14.13 | 32,333 | 03/23/2023 |
| 2022 | None | 0 | None |
| 2021 | 4.26 | 2,109 | 08/12/2021 |
| 2020 | 4.81 | 3,022 | 03/22/2020 |
| 2019 | 6.23 | 6,079 | 03/03/2019 |
| 2018 | None | 0 | None |
| 2017 | 10.76 | 21,048 | 03/01/2017 |
| 2016 | 4.15 | 1,916 | 01/08/2016 |
| 2015 | None | 0 | None |
| 2014 | 4.02 | 1,756 | 09/27/2014 |
| 2013 | 3.72 | 1,128 | 01/28/2013 |
| 2012 | None | 0 | None |
| 2011 (partial) | None | 0 | None |
| Date of Peak |
Time of Peak |
Runoff Start |
Runoff End |
Duration (hours) |
Peak Stage (feet GH) |
Peak Discharge (CFS) |
Water Year |
| View a Plot of These Data | |||||||
| 09/12/2023 | 12:56 | 09/12/2023 18:00 | 09/13/2023 09:22 | 15.4 | 1.02 | 0 | 2023 |
| 03/23/2023 | 13:04 | 03/03/2023 18:00 | 05/12/2023 05:51 | 1,667.9 | 14.13 | 35,564 | 2023 |
| 08/19/2021 | 02:09 | 08/19/2021 01:02 | 08/19/2021 11:26 | 10.4 | 3.69 | 1,077 | 2021 |
| 08/14/2021 | 06:26 | 08/14/2021 03:42 | 08/15/2021 08:40 | 29.0 | 3.46 | 731 | 2021 |
| 08/12/2021 | 16:35 | 08/12/2021 14:36 | 08/13/2021 12:00 | 21.4 | 4.26 | 2,109 | 2021 |
| 03/28/2020 | 18:31 | 03/20/2020 02:21 | 03/31/2020 06:00 | 267.7 | 2.96 | 281 | 2020 |
| 03/26/2020 | 18:51 | 03/20/2020 02:21 | 03/31/2020 06:00 | 267.7 | 3.49 | 770 | 2020 |
| 03/26/2020 | 04:49 | 03/20/2020 02:21 | 03/31/2020 06:00 | 267.7 | 3.59 | 913 | 2020 |
| 03/25/2020 | 17:36 | 03/20/2020 02:21 | 03/31/2020 06:00 | 267.7 | 3.56 | 868 | 2020 |
| 03/24/2020 | 18:43 | 03/20/2020 02:21 | 03/31/2020 06:00 | 267.7 | 4.71 | 2,840 | 2020 |
| 03/23/2020 | 18:50 | 03/20/2020 02:21 | 03/31/2020 06:00 | 267.7 | 4.63 | 2,699 | 2020 |
| 03/22/2020 | 16:43 | 03/20/2020 02:21 | 03/31/2020 06:00 | 267.7 | 4.81 | 3,022 | 2020 |
| 03/21/2020 | 12:00 | 03/20/2020 02:21 | 03/31/2020 06:00 | 267.7 | 3.61 | 944 | 2020 |
| 09/23/2019 | 14:51 | 09/23/2019 14:43 | 09/23/2019 17:15 | 2.5 | 5.81 | 5,142 | 2019 |
| 03/19/2019 | 18:43 | 03/02/2019 11:43 | 03/21/2019 07:22 | 452 | 3.47 | 744 | 2019 |
| 03/15/2019 | 18:00 | 03/02/2019 11:43 | 03/21/2019 07:22 | 452 | 5.48 | 4,367 | 2019 |
| 03/13/2019 | 18:34 | 03/02/2019 11:43 | 03/21/2019 07:22 | 452 | 5.29 | 3,961 | 2019 |
| 03/12/2019 | 11:53 | 03/02/2019 11:43 | 03/21/2019 07:22 | 452 | 4.74 | 2,894 | 2019 |
| 03/10/2019 | 17:09 | 03/02/2019 11:43 | 03/21/2019 07:22 | 452 | 4.19 | 2,008 | 2019 |
| 03/09/2019 | 18:00 | 03/02/2019 11:43 | 03/21/2019 07:22 | 452 | 4.69 | 2,804 | 2019 |
| 03/06/2019 | 18:00 | 03/02/2019 11:43 | 03/21/2019 07:22 | 452 | 3.97 | 1,670 | 2019 |
| 03/05/2019 | 18:00 | 03/02/2019 11:43 | 03/21/2019 07:22 | 452 | 5.81 | 5,133 | 2019 |
| 03/04/2019 | 17:26 | 03/02/2019 11:43 | 03/21/2019 07:22 | 452 | 5.78 | 5,060 | 2019 |
| 03/03/2019 | 18:00 | 03/02/2019 11:43 | 03/21/2019 07:22 | 452 | 6.23 | 6,079 | 2019 |
| 03/07/2017 | 08:46 | 02/18/2017 02:42 | 03/16/2017 04:02 | 625 | 4.23 | 2,065 | 2017 |
| 03/01/2017 | 10:50 | 02/18/2017 02:42 | 03/16/2017 04:02 | 625 | 10.76 | 21,048 | 2017 |
| 02/19/2017 | 15:40 | 02/18/2017 02:42 | 03/16/2017 04:02 | 625 | 4.33 | 2,213 | 2017 |
| 02/13/2017 | 12:00 | 02/12/2017 17:21 | 02/17/2017 06:00 | 109 | 3.56 | 868 | 2017 |
| 01/21/2017 | 12:46 | 01/21/2017 09:18 | 01/23/2017 08:07 | 46.8 | 7.25 | 8,400 | 2017 |
| 01/08/2016 | 05:27 | 01/07/2016 18:59 | 01/16/2016 13:33 | 211 | 4.15 | 1,916 | 2016 |
| 09/27/2014 | 23:41 | 09/27/2014 23:02 | 09/28/2014 22:01 | 23.0 | 4.02 | 1,756 | 2014 |
| 09/08/2014 | 17:34 | 09/08/2014 17:01 | 09/09/2014 01:35 | 8.6 | 1.80 | 70 | 2014 |
| 01/28/2013 | 19:39 | 01/28/2013 01:41 | 01/29/2013 03:22 | 25.7 | 3.72 | 1,128 | 2013 |
| Flood Flow Frequency View a plot of Flood Frequncy Data ***NOTE: Flood Flow Frequency data are for information only and should not be considered valid for regulation*** Magnitude and Probability of Instantaneous Peak Flow | Discharge, in cfs, for indicated Recurrence Interval |
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| Analysis of Modified Roosevelt Dam | |||||||
| 2-year | 5-year | 10-year | 20-year | 50-year | 100-year | 200-year | 500-year |
| ----- | 20,500 | 55,000 | 90,000 | 140,000 | 169,000 | ----- | ----- |