Lalmonirhat is a municipality in Bangladesh with a population of nearly 80,000 people living in 14,237 households across 9 wards totaling 17.40 square kilometers. A household sanitation survey from December 2019 found that over half of household containment units (toilets) were connected directly to open drains, storm sewers, or discharged directly onto open ground or into water bodies. Access to containment units and desludging frequency varied between low-income and medium/high-income households in the municipality. The document introduces a situation analysis and sanitation flow diagram for Lalmonirhat.