| Bedford Water Company | EPA # 0192010 | ||||||||
| Inorganic Contaminants | Date(s) Collected | Highest Detect | Range Detected | MCL or MRDL | MCLG or MRDLG | Violation Yes/No | Typical Source of Contaminant | ||
| Barium (ppm) | 1/16/08 | 0.012 | N/A | 2 | 2 | No | Erosion of natural deposits | ||
| Fluoride (ppm) | 1/16/08 | 0.39 | N/A | 4 | 4 | No | Erosion of natural deposits | ||
| Nitrate as Nitrogen (ppm | 1/27/10 1/28/10 | 3.06 | 1.61 - 3.06 | 10 | 10 | No | Runoff from fertilizer use; leaching from septic tanks, sewage; erosion of natural deposits. | ||
| Sodium (ppm) | 1/16/08 | 30.3 | N/A | Not Regulated | N/A | Natural sources; runoff from use as salt on roadways; by-product of treatment process | |||
| Volatile Organic Contaminants | |||||||||
| Chlorine (ppm) | 2010 | 0.57 Avg | 0.3 - 1.0 | 4 | 4 | No | Water additive used to control microbes | ||
| Total Trihalomethanes (ppb) | 8/26/10 | 2.6 | 1.1 - 2.6 | 80 | 0 | No | By-product of drinking water chlorination | ||
| Radiological Contaminants | |||||||||
| Compliance Gross Alpha (pCi/L) | 2/3/05 4/28/05 8/29/05 10/11/05 | 2.3 | 0.2 - 2.3 | 15 | 0 | No | Erosion of natural deposits | ||
| Radium 226 & 228 (pCi/L) | 2/3/05 4/28/05 8/29/05 10/11/05 | 0.3 | nd - 0.3 | 5 | 0 | No | Erosion of natural deposits | ||
| Uranium (ppb) | 2/3/05 4/28/05 8/29/05 10/11/05 | 4.3 | 1.5 - 4.3 | 30 | 0 | No | Erosion of natural deposits | ||
| Radon (pCi/L) | 4/5/07 | 300 | N/A | Not Regulated | N/A | Erosion of natural deposits | |||
| Date Collected | 90th Percentile | Action Level | MCLG | # of Sites Sampled | # Sites Above Action Level | Violation Yes/No | Typical Source of Contaminant | ||
| Lead (ppb) | 7/15/10 | < 5 | 15 | 0 | 7 | 0 | No | Corrosion of household plumbing system | |
| Copper (ppm) | 7/15/10 | 0.054 | 1.3 | 1.3 | 7 | 0 | No | Corrosion of household plumbing system | |
| What is the source of my drinking water? | |||||||||
| The sources of the Bedford Water Company water supply are three wells. Bedrock well # 1 is 2' south of the pump house, gravel pack well # 4 is 1,350' northeast of the pump house, and gravel pack well # 3 is located 49' east of the pump house. Treatment consists of chlorine for disinfection, sodium hydroxide for pH adjustment, and phosphate addition for corrosion control. | |||||||||
| Source Water Assessment Summary | |||||||||
| Summary of Susceptibility Factors | |||||||||
| Source Name | Date | Low | Med | High | |||||
| Bedrock Well # 1 - 003 | 9/5/01 | 7 | 2 | 3 | |||||
| Gravel Pack Well # 4 - 004 | 9/5/01 | 8 | 1 | 3 | |||||
| Gravel Pack Well # 3 - 005 | 9/5/01 | 7 | 2 | 3 | |||||
| The complete Assessment Report is available for review. For more information call Gary Tetley at 800-553-5191 ext. 2378 or visit NH Department of Environmental Services Drinking Water and Groundwater Bureau web site at http://www.des.nh.gov/organization/divisions/water/dwgb/dwspp/reports/index.htm | |||||||||