With most rice farms planted and under irrigation, the Mbarali River is still draining after leaving the irrigated area on May 16, 2023.
Category Archives: Flow Status
Zero Flow 2020
Zero Flow 2020 The Zero Flow event dates are listed for the Ruaha River Sections next to the magnified remote sensing stations below. The basemap can be viewed here. The related satellite images are grouped per Ruaha River Section with the most recent images on top. The first zero flow event which occurs at theContinue reading “Zero Flow 2020”
Drainage Flow Returns November 12, 2022
Drainage Flow Returns November 12, 2022 Drainage flow on November 12, 2022 After some two months of zero drainage at the Nyaluhanga – Ihefu Swamp section of the Ruaha River drainage flow has returned on November 12, 2022. Compare the two images below, at the same section of the Ruaha approximately 13km (as the birdContinue reading “Drainage Flow Returns November 12, 2022”
End Zero Flow Ruaha predicted January 19, 2023
End Zero Flow Ruaha predicted January 19, 2023 Flow Ruaha River at Mtera confirmed Considering the advance of the surface flow in the Ruaha River on January 18, 2023 (image below) the zero flow period for the river between the source and the Mtera Reservoir will end on January 19, 2023. Advancing surface flow RuahaContinue reading “End Zero Flow Ruaha predicted January 19, 2023”
Overflow Ihefu January 21, 2023 still critically low
Overflow Ihefu January 21, 2023 still critically low Overflow Ihefu Swamp reaches Jongomero Confluence Compare the flow in the Ruaha at confuence with Jongomero River as overflow from Ihefu Swamp reached on January 16, 2023. Local Rivers sustain flow Ruaha Park HQ since December 24, 2022 With most of the run-off from the rains inContinue reading “Overflow Ihefu January 21, 2023 still critically low”
Suspected Zero Flow Mbarali December 4, 2022
Suspected Zero Flow Mbarali December 4, 2022 While images with cloud covers blocked the view and suggest rains, the images below downstream (3.3km) of the New NAFCO Headworks at Mbarali suggest zero flow on December 4, 2022. With a resolution of 5m/px flow may still be present without sentinel able to capture the near toContinue reading “Suspected Zero Flow Mbarali December 4, 2022”
Zero Flow Series
Zero Flow Series Ruaha River Mtera Subcatchment38 (Map 1) The approximately 477km long section of the Great Ruaha River from the source to the Mtera Dam (Map 1.) experiences an annual cycle of zero flow events, monitored on this website. For the monitoring and prediction of the zero flow events in the Ruaha National ParkContinue reading “Zero Flow Series”
Zero Flow 2021
Zero Flow 2021 The Zero Flow event dates are listed for the Ruaha River Sections next to the magnified remote sensing stations below. The basemap can be viewed here. The related satellite images are grouped per Ruaha River Section with the most recent images on top. The first zero flow event which occurs at theContinue reading “Zero Flow 2021”
(Near) Zero Overflow New NAFCO Headworks Mbarali End October (2021)
Flow Mbarali at New NAFCO Headworks re-established (October 20, 2021) Flushing Operation or Extreme Low Flow to Zero Flow at Mbarali Headworks? (since October 5, 2021) Sentinel 2 image (S2A) on August 19, 2021 overflow over Mbarali NEW NAFCO headworks further dropping (see previoius image) and less than 3 cumecs.
Second Alert Phase dry season End of August 2021
Ruaha Zero-Flow period ended water reaches Mtera Reservoir (zero flow Sep 15, 2020 – Jan 3, 2021)