January 6, 1875: Birth of Harriette Chick

January 6, 1875: Birth of Harriette Chick. “Dr. Dame Harriette Chick, DBE (6 January 1875 – 9 July 1977) was a notable British protein scientist and nutritionist. She developed the first relationship showing bacterial kill as a function of disinfectant concentration and contact time. Educated at Notting Hill & Ealing High School, She served as secretary […]

January 6, 1875: Birth of Harriette Chick

January 6, 1875: Birth of Harriette Chick. “Dr. Dame Harriette Chick, DBE (6 January 1875 – 9 July 1977) was a notable British protein scientist and nutritionist. She developed the first relationship showing bacterial kill as a function of disinfectant concentration and contact time. Educated at Notting Hill & Ealing High School, She served as secretary […]

January 6, 1875: Birth of Harriette Chick

January 6, 1875: Harriette Chick was born. “Dr. Dame Harriette Chick, DBE (6 January 1875 – 9 July 1977) was a notable British protein scientist and nutritionist. She developed the first relationship showing bacterial kill as a function of disinfectant concentration and contact time. Educated at Notting Hill & Ealing High School, She served as secretary […]

January 6

February 6, 1905:  Samuel S. Baxter was born in Philadelphia. Sam Baxter was the long-time Commissioner of the Philadelphia Water Department. “With the exception of military service during World War II, Sam Baxter spent his entire life living and working in Philadelphia. He was born in the city on February 6, 1905, attended public school, […]

January 6

January 6, 1875:  Birth of Harriette Chick. “Dr. Dame Harriette Chick, DBE (6 January 1875 – 9 July 1977) was a notable British protein scientist and nutritionist. She developed the first relationship showing bacterial kill as a function of disinfectant concentration and contact time. Educated at Notting Hill & Ealing High School, She served as secretary […]

January 6

January 6, 1875:  Harriette Chick was born. “Dr. Dame Harriette Chick, DBE (6 January 1875 – 9 July 1977) was a notable British protein scientist and nutritionist. She developed the first relationship showing bacterial kill as a function of disinfectant concentration and contact time. Educated at Notting Hill & Ealing High School, She served as secretary of […]

#TDIWH—January 27, 1907: Colorado River Levee Repaired—End of Salton Sea Influent Supply; 1916: Typhoid in Louisiana

January 27, 1907: Colorado River Levee Repaired. In late 1904, water from the Colorado River started leaking from irrigation ditches built for the Imperial Valley into what would become the Salton Sea. After a flood on the Colorado River, the sea filled and it would take two years of effort with many missteps to close […]

#TDIWH—January 26, 1864: Moses N. Baker is Born; 1788: Tank Stream Water Supply for Sydney, Australia; 1907: Letter to New York Times by Rudolph Hering

January 26, 1864: Birth of Moses N. Baker. “Moses N. Baker (1864–1955) was a noted editor and author in the field of drinking water history and technology. His most important book is still used today: The Quest for Pure Water: The History of Water Purification from the Earliest Records to the Twentieth Century. He was […]

#TDIWH—January 24, 1876: Hemlock Lake Water Supply; 1972: Vincent B. Nesfield Dies; 1800: Birth of Edwin Chadwick

January 24, 1876: Glory! Hemlock Water at Last! “So proclaimed the [Rochester, NY] newspaper headline on January 24, 1876 as it announced the arrival of Hemlock Lake water into Mt. Hope Reservoir (today named Highland Reservoir). Finally, after more than three decades of political bickering and aborted construction attempts, Rochester had an abundant supply of […]

#TDIWH—January 20, 1916: Lowell, Mass. Filtration Plant and Watertown, NY Water Supply

January 20, 1916:  Municipal Journal article–New Filtration Plant Completed. “Lowell, Mass.-The city’s new $225,000 filtration plant is now in operation. The building is of concrete, with red tile roof, and is artistic in design. The filtration or purification plant is located on the north side of the boulevard, immediately opposite the lower pumping station. It […]