For questions, changes or problems with your subscription call Katie McKee. Subscriptions: Water well contractors and other qualified groundwater industry personnel in U.S. and Canada - free; others in U.S. - $115 per year; $15 per copy. Canada - $135 per year; $24 per copy. International: $150 per year; $35 per copy. Subscriptions available through NGWA offices only. We reserve the right to refuse subscriptions to anyone not directly engaged in the groundwater industry. Claims for missing issues must be made in writing withrn three months of publication and will be subject to the availability of back issues.
展开▼
