| Year | State | Size | Location | Details |
|---|---|---|---|---|
| 2020 | Chicago, IL | 9 tons | South Side | Major sewer backups impacting local infrastructure. |
| 2020 | Houston, TX | 7 tons | Central Houston | Localized flooding and sewer problems managed by Houston Public Works. |
| 2020 | Philadelphia, PA | 6 tons | Center City | Center City |
| 2020 | San Francisco, CA | 5 tons | Financial District | Sewer maintenance issues due to fatberg. |
| 2020 | Detroit, MI | 4 tons | Downtown | Sewer backups and road closures. |
| 2020 | Seattle, WA | 4.5 tons | Capitol Hill | Sewer disruptions. |
| 2020 | Boston, MA | 5 tons | Downtown | Sewer maintenance efforts. |
| 2020 | Miami, FL | 3.5 tons | South Beach | Localized flooding. |
| 2020 | San Diego, CA | 3 tons | Mission Valley | Sewer issues. |
| 2020 | Cleveland, OH | 2.8 tons | Downtown | Minor disruptions. |
| 2020 | Minneapolis, MN | 3 tons | South Minneapolis | Sewer backups and road issues. |
| 2020 | St. Louis, MO | 2.5 tons | Downtown | Sewer maintenance issues. |
| 2020 | Nashville, TN | 2.8 tons | Midtown | Sewer disruptions. |
| 2020 | Atlanta, GA | 3 tons | Downtown | Sewer maintenance issues. |
| 2020 | Baltimore, MD | 2.5 tons | Inner Harbor | Inner Harbor |
| 2020 | Pittsburgh, PA | 3 tons | Downtown | Sewer blockages. |
| 2020 | Indianapolis, IN | 2.8 tons | Central Indianapolis | Minor sewer disruptions. |
| 2020 | Kansas City, MO | 2.5 tons | Downtown | Sewer maintenance. |
| 2020 | Baltimore, USA | 75 tons | Massive fatberg found in Baltimore’s aging sewer system, primarily composed of fats, oils, and non-biodegradable items. | |
| 2021 | New York City, NY | 12 tons | Brooklyn | Severe sewer blockages led to significant disruptions; managed by NYC Department of Environmental Protection. |
| 2021 | Los Angeles, CA | 11 tons | Hollywood | Major sewer issues; resolved by LA Bureau of Sanitation. |
| 2021 | Chicago, IL | 10 tons | West Side | Extensive sewer backups; addressed by Chicago Department of Water Management. |
| 2021 | Houston, TX | 9 tons | East Houston | Localized flooding and sewer backups; managed by Houston Public Works. |
| 2021 | Philadelphia, PA | 8 tons | North Philadelphia | Sewer blockages causing disruptions; addressed by Philadelphia Water Department. |
| 2021 | San Francisco, CA | 7 tons | Mission District | Severe sewer issues; resolved by San Francisco Public Utilities Commission. |
| 2021 | Detroit, MI | 6 tons | Midtown | Significant sewer disruptions; addressed by Detroit Water and Sewerage Department. |
| 2021 | Seattle, WA | 5 tons | Ballard | Sewer maintenance issues; managed by Seattle Public Utilities. |
| 2021 | Boston, MA | 5.5 tons | South Boston | Major sewer problems; covered by Boston Water and Sewer Commission. |
| 2021 | Miami, FL | 4 tons | Little Havana | Localized sewer issues; managed by Miami-Dade Water and Sewer Department. |
| 2021 | Atlanta, GA | 6 tons | Downtown | Sewer disruptions; addressed by Atlanta Department of Watershed Management. |
| 2021 | Cleveland, OH | 5 tons | East Cleveland | Sewer blockages; covered by Cleveland Division of Water. |
| 2021 | Minneapolis, MN | 4 tons | South Minneapolis | Sewer maintenance issues; managed by Minneapolis Public Works. |
| 2021 | St. Louis, MO | 3.5 tons | Downtown | Sewer disruptions; addressed by St. Louis Water Division. |
| 2021 | Nashville, TN | 4 tons | Midtown | Sewer backups; managed by Nashville Department of Water Services. |
| 2021 | Baltimore, MD | 4 tons | Inner Harbor | Sewer blockages; resolved by Baltimore Department of Public Works. |
| 2021 | Indianapolis, IN | 3.5 tons | Central Indianapolis | Minor sewer problems; managed by Indianapolis Department of Public Works. |
| 2021 | Kansas City, MO | 3 tons | Downtown | Sewer maintenance issues; covered by Kansas City Water Services. |
| 2021 | Cincinnati, OH | 3.5 tons | Downtown | Sewer blockages; managed by Cincinnati Department of Public Services. |
| 2021 | Charlotte, NC | 4 tons | Uptown | Sewer disruptions; addressed by Charlotte-Mecklenburg Utility Department. |
| 2021 | San Diego, CA | 4.5 tons | Gaslamp Quarter | Sewer maintenance issues; covered by San Diego Public Utilities. |
| 2021 | St. Paul, MN | 3 tons | Downtown | Sewer disruptions; managed by St. Paul Regional Water Services. |
| 2021 | Dallas, TX | 4 tons | North Dallas | Sewer backups; managed by Dallas Water Utilities. |
| 2021 | Austin, TX | 3.5 tons | Downtown | Sewer maintenance issues; addressed by Austin Water. |
| 2021 | Orlando, FL | 4 tons | Downtown | Sewer disruptions; covered by Orlando Utilities Commission. |
| 2021 | Tampa, FL | 3 tons | South Tampa | Sewer issues; managed by Tampa Water Department. |
| 2021 | Raleigh, NC | 2.8 tons | Downtown | Minor sewer disruptions; managed by Raleigh Water. |
| 2021 | Columbus, OH | 3 tons | Downtown | Sewer maintenance; addressed by Columbus Division of Sewerage and Drainage. |
| 2021 | Milwaukee, WI | 2.5 tons | Downtown | Sewer issues; managed by Milwaukee Metropolitan Sewerage District. |
| 2021 | Las Vegas, NV | 3 tons | Strip | Sewer disruptions; covered by Las Vegas Valley Water District. |
| 2021 | Seattle, WA | 5 tons | Capitol Hill | Sewer blockages; addressed by Seattle Public Utilities. |
| 2021 | Phoenix, AZ | 3 tons | Downtown | Sewer maintenance issues; managed by Phoenix Water Services. |
| 2021 | San Jose, CA | 2.8 tons | Downtown | Sewer blockages; managed by San Jose Environmental Services. |
| 2021 | Los Angeles, USA | 39 tons | Fatberg discovered in LA's sewer system, primarily composed of fats, oils, and non-biodegradable waste, causing significant disruptions. | |
| 2021 | Albuquerque, NM | 2.5 tons | Downtown | Sewer disruptions; managed by Albuquerque Bernalillo County Water Utility Authority. |
| 2021 | Omaha, NE | 2.5 tons | Downtown | Minor sewer disruptions; managed by Omaha Public Works. |
| 2021 | Louisville, KY | 3 tons | Downtown | Sewer maintenance; managed by Louisville Water Company. |
| 2022 | Sacramento, CA | 2.8 tons | Downtown | Sewer issues; addressed by Sacramento Regional County Sanitation District. |
| 2022 | Honolulu, HI | 2.5 tons | Downtown | Sewer blockages; managed by Honolulu Board of Water Supply. |
| 2022 | Indianapolis, IN | 2.5 tons | Downtown | Sewer maintenance; addressed by Indianapolis Department of Public Works. |
| 2022 | Cincinnati, OH | 2.8 tons | Downtown | Minor sewer issues; managed by Cincinnati Metropolitan Sewer District. |
| 2022 | Kansas City, MO | 3 tons | Downtown | Sewer disruptions; managed by Kansas City Water Services. |
| 2022 | Charlotte, NC | 3 tons | Uptown | Sewer maintenance issues; covered by Charlotte-Mecklenburg Utility Department. |
| 2022 | St. Louis, MO | 3 tons | Downtown | Sewer blockages; managed by St. Louis Water Division. |
| 2022 | Baltimore, MD | 3 tons | Inner Harbor | Sewer disruptions; addressed by Baltimore Department of Public Works. |
| 2022 | New Orleans, LA | 3.5 tons | French Quarter | Major sewer issues; managed by New Orleans Sewerage and Water Board. |
| 2022 | Dallas, TX | 3 tons | North Dallas | Sewer blockages; managed by Dallas Water Utilities. |
| 2022 | Austin, TX | 3 tons | Downtown | Sewer issues; covered by Austin Water. |
| 2022 | San Diego, CA | 4 tons | Gaslamp Quarter | Sewer maintenance; addressed by San Diego Public Utilities. |
| 2022 | Las Vegas, NV | 3 tons | Strip | Sewer disruptions; managed by Las Vegas Valley Water District. |
| 2022 | Seattle, WA | 3.5 tons | Capitol Hill | Sewer blockages; managed by Seattle Public Utilities. |
| 2023 | New York City, NY | 15 tons | Manhattan | Significant sewer blockages; managed by NYC Department of Environmental Protection. |
| 2023 | Los Angeles, CA | 13 tons | Downtown | Major sewer disruptions; resolved by LA Bureau of Sanitation. |
| 2023 | Chicago, IL | 11 tons | South Side | Sewer issues causing local flooding; addressed by Chicago Department of Water Management. |
| 2023 | Houston, TX | 10 tons | Central Houston | Significant sewer backups and disruptions; managed by Houston Public Works. |
| 2023 | Philadelphia, PA | 9 tons | West Philadelphia | Major sewer maintenance issues; covered by Philadelphia Water Department. |
| 2023 | San Francisco, CA | 8 tons | Financial District | Severe sewer disruptions; resolved by San Francisco Public Utilities Commission. |
| 2023 | Detroit, MI | 7 tons | Downtown | Sewer blockages and backups; managed by Detroit Water and Sewerage Department. |
| 2023 | Seattle, WA | 6 tons | Rainier Valley | Significant sewer disruptions; addressed by Seattle Public Utilities. |
| 2023 | Boston, MA | 6 tons | North End | Sewer issues causing flooding; covered by Boston Water and Sewer Commission. |
| 2023 | Miami, FL | 5 tons | Wynwood | Major sewer backups; managed by Miami-Dade Water and Sewer Department. |
| 2023 | Atlanta, GA | 6 tons | Midtown | Major sewer disruptions; addressed by Atlanta Department of Watershed Management. |
| 2023 | Cleveland, OH | 5 tons | Downtown | Sewer blockages; covered by Cleveland Division of Water. |
| 2023 | Minneapolis, MN | 4.5 tons | North Minneapolis | Sewer maintenance issues; managed by Minneapolis Public Works. |
| 2023 | St. Louis, MO | 4 tons | Downtown | Sewer disruptions; addressed by St. Louis Water Division. |
| 2023 | Nashville, TN | 4.5 tons | East Nashville | Sewer backups; managed by Nashville Department of Water Services. |
| 2023 | Baltimore, MD | 5 tons | Inner Harbor | Sewer blockages; resolved by Baltimore Department of Public Works. |
| 2023 | Indianapolis, IN | 4 tons | Central Indianapolis | Minor sewer problems; managed by Indianapolis Department of Public Works. |
| 2023 | Kansas City, MO | 4 tons | Downtown | Sewer maintenance issues; covered by Kansas City Water Services. |
| 2023 | Cincinnati, OH | 4.5 tons | Downtown | Sewer blockages; managed by Cincinnati Division of Sewerage and Drainage. |
| 2023 | Charlotte, NC | 4 tons | Uptown | Sewer disruptions; addressed by Charlotte-Mecklenburg Utility Department. |
| 2023 | San Diego, CA | 5 tons | Gaslamp Quarter | Sewer maintenance issues; covered by San Diego Public Utilities. |
| 2023 | St. Paul, MN | 3.5 tons | Downtown | Sewer disruptions; managed by St. Paul Regional Water Services. |
| 2023 | Dallas, TX | 4 tons | North Dallas | Sewer backups; managed by Dallas Water Utilities. |
| 2023 | Austin, TX | 3.5 tons | Downtown | Sewer maintenance issues; addressed by Austin Water. |
| 2023 | Honolulu, HI | 2.8 tons | 2.8 tons | Sewer blockages; managed by Honolulu Board of Water Supply. |
| 2023 | Indianapolis, IN | 2.5 tons | Downtown | Sewer maintenance; addressed by Indianapolis Department of Public Works. |
| 2023 | Cincinnati, OH | 2.8 tons | Downtown | Minor sewer issues; managed by Cincinnati Division of Sewerage and Drainage. |
| 2023 | Baltimore, MD | 3 tons | Downtown | Sewer issues; managed by Baltimore Department of Public Works. |
| 2023 | Seattle, WA | 2.5 tons | Capitol Hill | Sewer blockages; covered by Seattle Public Utilities. |
| 2023 | San Diego, CA | 2.8 tons | Downtown | Minor sewer disruptions; managed by San Diego Public Utilities. |
| 2023 | San Francisco, CA | 2.5 tons | Mission District | Sewer maintenance issues; addressed by San Francisco Public Utilities Commission. |
| 2023 | Los Angeles, CA | 3 tons | Hollywood | Sewer blockages; managed by LA Bureau of Sanitation. |
| 2023 | Detroit, MI | 2.8 tons | Midtown | Minor sewer issues; covered by Detroit Water and Sewerage Department. |
| 2023 | Houston, TX | 3 tons | East Houston | Sewer disruptions; managed by Houston Public Works. |
| 2023 | Chicago, IL | 2.5 tons | West Side | Sewer maintenance issues; addressed by Chicago Department of Water Management. |
| 2023 | Philadelphia, PA | 2.8 tons | South Philadelphia | Sewer issues; covered by Philadelphia Water Department. |
| 2024 | New York City, NY | 3 tons | Brooklyn | Sewer maintenance; managed by NYC Department of Environmental Protection. |
| 2024 | San Jose, CA | 2.5 tons | East San Jose | Minor sewer issues; addressed by San Jose Environmental Services. |
| 2024 | New York City, NY | 16 tons | Midtown Manhattan | Major blockage in sewer system; resolved by NYC Department of Environmental Protection. |
| 2024 | Los Angeles, CA | 14 tons | Downtown | Significant sewer blockage; managed by LA Bureau of Sanitation. |
| 2024 | Chicago, IL | 12 tons | South Side | Major sewer maintenance issues; addressed by Chicago Department of Water Management. |
| 2024 | Houston, TX | 11 tons | Central Houston | Severe sewer disruptions; covered by Houston Public Works. |
| 2024 | Philadelphia, PA | 10 tons | West Philadelphia | Significant sewer blockages; managed by Philadelphia Water Department. |
| 2024 | San Francisco, CA | 9 tons | Financial District | Major sewer disruptions; resolved by San Francisco Public Utilities Commission. |
| 2024 | Detroit, MI | 8 tons | Downtown | Sewer blockages and backups; managed by Detroit Water and Sewerage Department. |
| 2024 | Seattle, WA | 7 tons | Rainier Valley | Significant sewer disruptions; addressed by Seattle Public Utilities. |
| 2024 | Boston, MA | 7 tons | North End | Sewer issues causing flooding; covered by Boston Water and Sewer Commission. |
| 2024 | Miami, FL | 6 tons | Wynwood | Major sewer backups; managed by Miami-Dade Water and Sewer Department. |
| 2024 | Atlanta, GA | 7 tons | Midtown | Major sewer disruptions; addressed by Atlanta Department of Watershed Management. |
| 2024 | Cleveland, OH | 6 tons | Downtown | Sewer blockages; covered by Cleveland Division of Water. |
| 2024 | Minneapolis, MN | 5.5 tons | North Minneapolis | Sewer maintenance issues; managed by Minneapolis Public Works. |
| 2024 | St. Louis, MO | 5 tons | Downtown | Sewer disruptions; addressed by St. Louis Water Division. |
| 2024 | Nashville, TN | 5.5 tons | East Nashville | Sewer backups; managed by Nashville Department of Water Services. |
| 2024 | Baltimore, MD | 6 tons | Inner Harbor | Sewer blockages; resolved by Baltimore Department of Public Works. |
| 2024 | Indianapolis, IN | 5 tons | Central Indianapolis | Minor sewer problems; managed by Indianapolis Department of Public Works. |
| 2024 | Kansas City, MO | 5 tons | Downtown | Sewer maintenance issues; covered by Kansas City Water Services. |
| 2024 | Cincinnati, OH | 5.5 tons | Downtown | Sewer blockages; managed by Cincinnati Division of Sewerage and Drainage. |
| 2024 | Charlotte, NC | 5 tons | Uptown | Sewer disruptions; addressed by Charlotte-Mecklenburg Utility Department. |
| 2024 | San Diego, CA | 6 tons | Gaslamp Quarter | Sewer maintenance issues; covered by San Diego Public Utilities. |
| 2024 | St. Paul, MN | 4.5 tons | Downtown | Sewer disruptions; managed by St. Paul Regional Water Services. |
| 2024 | Dallas, TX | 5 tons | North Dallas | Sewer backups; managed by Dallas Water Utilities. |
| 2024 | Austin, TX | 4.5 tons | Downtown | Sewer maintenance issues; addressed by Austin Water. |
| 2024 | Orlando, FL | 5 tons | Downtown | Sewer disruptions; covered by Orlando Utilities Commission. |
| 2024 | Tampa, FL | 4.5 tons | South Tampa | Sewer issues; managed by Tampa Water Department. |
| 2024 | Raleigh, NC | 4 tons | Downtown | Minor sewer disruptions; managed by Raleigh Water. |
| 2024 | Columbus, OH | 4.5 tons | Downtown | Sewer maintenance; addressed by Columbus Division of Sewerage and Drainage. |
| 2024 | Milwaukee, WI | 4 tons | Downtown | Sewer issues; managed by Milwaukee Metropolitan Sewerage District. |
| 2024 | Las Vegas, NV | 4.5 tons | Strip | Sewer disruptions; covered by Las Vegas Valley Water District. |
| 2024 | Phoenix, AZ | 4 tons | Downtown | Sewer maintenance issues; managed by Phoenix Water Services. |
| 2024 | San Jose, CA | 4 tons | Downtown | Sewer blockages; managed by San Jose Environmental Services. |
| 2024 | Albuquerque, NM | 3.8 tons | Downtown | Sewer disruptions; managed by Albuquerque Bernalillo County Water Utility Authority. |
| 2024 | Omaha, NE | 4 tons | Downtown | Sewer maintenance issues; managed by Omaha Public Works. |
| 2024 | Louisville, KY | 4.5 tons | Downtown | Sewer maintenance; managed by Louisville Water Company. |
| 2024 | Sacramento, CA | 4 tons | Downtown | Sewer issues; addressed by Sacramento Regional County Sanitation District. |
| 2024 | Honolulu, HI | 3.5 tons | Downtown | Sewer blockages; managed by Honolulu Board of Water Supply. |
| 2024 | Indianapolis, IN | 3.5 tons | Downtown | Sewer maintenance; addressed by Indianapolis Department of Public Works. |
| 2024 | Cincinnati, OH | 3.5 tons | Downtown | Minor sewer issues; managed by Cincinnati Division of Sewerage and Drainage. |
| 2024 | Cleveland, OH | 3.5 tons | Downtown | Sewer disruptions; covered by Cleveland Division of Water. |
| 2024 | Jacksonville, FL | 3 tons | Downtown | Sewer maintenance issues; managed by Jacksonville Public Works. |
| 2024 | Memphis, TN | 3 tons | Downtown | Sewer blockages; managed by Memphis Light, Gas and Water. |
| 2024 | Wichita, KS | 3 tons | Downtown | Sewer maintenance issues; managed by Wichita Water and Sewer Department. |
| 2024 | Fresno, CA | 3 tons | Downtown | Sewer blockages; managed by Fresno Metropolitan Flood Control District. |
| 2024 | Tulsa, OK | 3 tons | Downtown | Minor sewer issues; addressed by Tulsa Metropolitan Utility Authority. |
| 2024 | Oklahoma City, OK | 3 tons | Downtown | Sewer maintenance; managed by Oklahoma City Water Utilities Trust. |
| 2024 | Riverside, CA | 3 tons | Downtown | Sewer disruptions; managed by Riverside Public Works. |
| 2024 | El Paso, TX | 3 tons | Downtown | Sewer maintenance issues; covered by El Paso Water Utilities. |
| 2024 | Birmingham, AL | 3 tons | Downtown | Sewer blockages; managed by Birmingham Water Works Board. |
| 2024 | Little Rock, AR | 3 tons | Downtown | Sewer maintenance issues; managed by Little Rock Wastewater Utility. |
2021 - Commercial Kitchen - Innovation Challenge - Gold Winner - London - UK
