Oklahoma’s septic systems experience dramatic climate extremes ranging from deep drought conditions to intense flash flooding brought on by severe thunderstorms. Claypan soils shrink in dry periods and expand when wet, creating unstable absorption conditions and increasing the risk of hydraulic overload. This guide teaches homeowners how to stabilize soil moisture, manage household water use during storms, and prevent drainfield collapse during periods of saturation. The Septic Saver course covers Oklahoma-specific challenges such as red clay compaction, high temperatures that reduce bacterial efficiency, and rural well interactions. Homeowners will also learn how slope direction, yard drainage, and vegetation affect long-term septic health. The training provides strategies for preventing groundwater infiltration, protecting systems from heat stress, and reducing runoff entry into drainfields. With the right approach, Oklahoma homeowners can extend septic lifespan and avoid costly failures. This guide offers clear, actionable steps for maintaining strong septic performance across Oklahoma’s diverse climate zones.