FRESNO (AP) — Regulators say water conservation continues to slip in drought-stricken California after officials lifted mandatory cutbacks.

Max Gomberg, a senior climate scientist for the State Water Resources Control Board, said officials on Wednesday will release the figures for how well Californians cutback their water use in August.

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California just entered its sixth year of a historic drought.

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Last winter delivered a near-average amount of rain and snow mostly in Northern California, but it wasn’t enough to end the long dry spell.

Gomberg says he’s concerned by the latest monthly results.

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He says that come January regulators in Sacramento will consider returning to state-mandated water restrictions like those last year requiring residents to use a quarter less water.