This is an excerpt of On Assignment, education writer Theresa Harrington's blog on Contra Costa County schools. Read more and post comments at IBABuzz.com/onassignment. Follow her atTwitter.com/tunedtotheresa.

Feb. 16

The Mt. Diablo school board will hold a public hearing Thursday regarding waivers it intends to submit to the California Department of Education seeking to avoid an anticipated negative financial impact when Clayton Valley High converts to a charter school next fall.

Under current law, the district anticipates it would have to pay about $980 per student more than it receives from the state to the charter, totaling about $1.7 million. The proposed waivers, if approved, would shift this additional cost to