https://tunnelhillpartners.com/wp-content/uploads/2015/05/HCP-Drill-Cuttings-Sampling-and-Testing-Protocol-7-18-14.pdf
HCP General Permit – Sampling Criteria
https://tunnelhillpartners.com/wp-content/uploads/2016/03/HCP-General-Permit-Municipal-WMGR096NE001-Sampling-Criteria.pdf
HCP General Permit – Table GP-1a
https://tunnelhillpartners.com/wp-content/uploads/2015/05/HCP-General-Permit-Table-GP-1a.pdf
HCP General Permit – Table GP-1b
https://tunnelhillpartners.com/wp-content/uploads/2015/05/HCP-General-Permit-Table-GP-1b.pdf
HCP MCR
https://tunnelhillpartners.com/wp-content/uploads/2015/05/HCP-MCR.pdf