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Ullswater (Water Levels)

Volume 649: debated on Monday 20 November 1961

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59 and 60.

asked the Minister of Agriculture, Fisheries and Food (1) if he will state the number of days in the year, averaged over the last five years, that the water on Ullswater has been above normal level; and to what extent agricultural and fishing interests in Westmorland rely on a full and adequate outflow of water in the river below Pooley Bridge; (2) if he will state the known highest and lowest levels of the water on Ullswater, the volume of water outflow at Pooley Bridge at the highest and lowest levels of the lake, respectively, and at normal lake level; and what study has been made of the effect on agriculture of the present proposals to construct a dam at Pooley Bridge so as to hold flood water on the lake at an artificially high level and to

Water Level in Ullswater at Glenridding
PeriodNumber of DaysNumber of Days
At or less than 475·75 ft. Ordnance DatumMore than 475·75 ft. Ordnance DatumAt or less than 476 ft. Ordnance DatumMore than 476 ft. Ordnance Datum
June, 1946—May, 194772293111254
June, 1947—May, 1948110256195171
June, 1948—May, 19493433180285
June, 1949—May, 1950125240164201
January, 1951—December, 195176289142223
Average number of days in each 12 month period83·4281·8138·4226·8
The Board has no records of discharges from the Lake at Pooley Bridge, but after a dry period in 1959 the flow at Carleton was 13½ million gallons per day.
When Manchester Corporation has provided details of its proposals it will be possible for the river board in consultation with the Ministry to consider the likely effects on agriculture and fishing below Pooley Bridge.