Cook Inlet leaks draw more scrutiny for Hilcorp and its aging infrastructure

An oil leak from a pipeline connected to Hilcorp’s Anna Platform, pictured here, is unrelated to a gas leak from a different Hilcorp-owned pipeline that was first detected in February. (Photo courtesy Lighthawk Volunteer Pilot Kirk Johnson)State regulators on Monday announced an oil leak from an underwater pipeline owned by Hilcorp in Cook Inlet was halted successfully.
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But at this point, the state doesn’t have its own estimate for how much oil was released into the Inlet