2024 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program

2023 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program

2022 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program

2020 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program

2019 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program

2017 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program

2016 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program

2015 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program

2014 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program

2013 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program

2009 Massachusetts General Laws ch. 21 sec. 9B – Groundwater survey program