LESOTHO HIGHLANDS WATER PROJECT

LESOTHO HIGHLANDS WATER PROJECT

Review of Prerequisites and Arrangements for Impoundment of Mohale Reservoir

LOAN 4339

Impoundment Arrangements

The available valves for river releases, elevation and flows are shown in Annex D of the agreement. A table of probable river flows is also presented.

The proposed impoundment arrangements are as follows:

  1. On receipt of Bank's "no objection", commence impoundment with release through the 300 115 valves;
  2. On reaching water level 1985 masl, release 45% of MAR at Mohale Dam (308.8 MCM) until such time as the condition in paragraph 10(a) is fulfilled;
  3. Release 25% of MAR at Mohale Dam (308.8 MCM) until such time as the conditions in paragraph (b) and (c) are fulfilled;
  4. When all impoundment conditions are met initiate agreed initial IFR release regime

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