Alexandra Kanik

Houston has grown in leaps and bounds in the past 10 years. But city and metro-wide...

Ozone readings in five separate locations across the Houston area reached “very unhealthy” concentrations on the same day a month ago, boding poorly for its ozone season that would typically spike in August or September. State authorities only reported such high levels four other times in Texas since 2017, and never at multiple sites. Even residents living in areas flush with other pollutants felt the difference. MORE FROM REBEKAH F. WARD: Is ozone good or bad? One Houston pollutant’s muddled…

Where you live in the city of Houston can determine how quickly the police respond when you call 911 for help. In general, police beats with a lot of serious calls tend to get these needs met faster than beats that record few such calls. If police know an area is likely to have high call volumes, they often assign enough officers to respond quickly to those calls. WAITING FOR HPD: ‘Extremely concerning’ Houston police response times the slowest in decades, investigation finds A Houston Chronicl…

Explore the data impacting your life with the help of data trackers from the Houston Chronicle.

Houston neighborhood boundaries are tricky, and some streets that fall on the borders of neighborhoods may be especially confusing for residents.

Following an early spike, the persistent heat dome, sunny days and drought appeared to create ideal conditions for the dangerous pollutant to form.

Toxic waste from a former paper mill in Channelview has been sitting in the San Jacinto River since the 1960s, leaching cancer-causing dioxins into the waterway. On the other side of Houston, a Cypress shopping center sits over a plume of groundwater contaminated with chemicals such as tetrachloroethylene from a now-defunct dry cleaner. EXCLUSIVE: Companies behind dangerous San Jacinto toxic waste pits in stalemate with EPA over cleanup In between, scores of abandoned locations in Houston’s met…

We used Federal Election Commission data to see which candidates are most favored by Houston-area donors

Track Texas power outages as they happen in real-time across the state

First-of-its-kind Texas map shows who owns every recorded property in the state.