Septic System Design & Permits in Montana
Septic design, soils test pits and county/DEQ permits by a licensed engineer, serving south-central Montana.
Septic & Soils Services
Septic System Design
Soils Test Pits & Reports
Soils Test Pits & Reports
Systems sized to your bedrooms, soils and site, drawn and specified to Montana DEQ Circular DEQ-4: gravity, pressure-dosed, shallow-capped, at-grade, elevated sand mound, or whatever type of system is needed. Kept as simple and economical as the site allows.
Soils Test Pits & Reports
Soils Test Pits & Reports
Soils Test Pits & Reports
Test pit excavation near the proposed drainfield, soil classification by horizon, application rates and a signed soils report for the county or DEQ.
Groundwater Monitoring
Soils Test Pits & Reports
Lifting Sanitary Restrictions
Monitoring well installation and readings through the high-water season for sites near creeks, rivers or irrigation, or sites with high groundwater.
Lifting Sanitary Restrictions
Lifting Sanitary Restrictions
DEQ subdivision applications to remove sanitary restrictions, boundary relocations and certificate of subdivision approval (COSA) rewrites.
Nitrate & Phosphorus Analysis
Nondegradation calculations: hydraulic conductivity, gradient, nitrate mixing zone and phosphorus breakthrough, or exemption documentation when the project qualifies.
Upgrades & Replacements
Evaluating and resizing existing systems for added bedrooms, a replacement home or a failing drainfield, including stormwater plans when required.