1. Reconnaissance of arsenic in surface and ground water along the Madison and upper Missouri Rivers, southwestern and west-central Montana Author/Creator: Tuck, L. K., author Publication/Creation: [Helena, Montana] : U.S. Deptartment of the Interior, U.S. Geological Survey, 2001 Resource Type: Book Access & Availability: Loading
2. Quality of ground water and surface water in intermontane basins of the northern Rocky Mountains, Montana and Idaho Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Information Services Resource Type: Map Access & Availability: Loading