Water Restrictions means that the use of a swimming pool blanket or solid pool cover is essential to help reduce evaporation of swimming pool water.
High temperatures and the Cape Doctor [South Easter] steals water faster than you can water bomb it out of the pool.
Some benefits :
Pool Blankets and Covers can reduce Water Evaporation by up to 85%
Less chemicals needed in pool
Pump Filter running times can be reduced by 35%
All in all its a win win for you.