Water Follies by Robert Glennon © 2002   (Inland Press) Chapter 15:   The Tragedy of Law and the Commons [Pages 209-224] 209 210 Most states have separate rules for regulating surface and groundwater 211 212 We must act to protect our rivers, streams, wetlands and estuaries 213 214 Collective action may draw down the water table 215 The Arizona Act places restrictions on individual users 216 217 218 Establish minimum stream flows Regulate groundwater pumping 219 Tax water extracted from wells located close to a river or lake 220 Groundwater users do not pay the cost of harm to rivers and riparian habitat 221 Taxes ought to target pumping near rivers, springs, wetlands, and lakes 222 The states have done an abysmal job of protecting the environment from groundwater pumping 223 224 Perrier water could not be sold as "spring" water This material is being used with permission in  Prof. V. M. Ponce's  CIV E 445 - Engineering Hydrology, San Diego State University, San Diego, California [060323].