Science

♫ It’s Raining, It’s Pouring… ♫

by Thanisha Kapur (’25) | February 3, 2023

Art by Anya Nandiwada (’25)

California: a haven of sunny skies, beaches, and—rain? This past month, the Bay Area has experienced some of its rainiest days since 1998, leaving some of us wondering when the storms would finally end and when we would get our sunny California skies back. However, as we know all too well, California has also been in a major drought for the past three years. In fact, 2022 had the driest January, February, and March in over 100 years. So, how are these rains affecting the Golden State, and what does it mean for the drought conditions that we have been living in?

Over the past couple of weeks, California has seen torrential rain and snow, sparking power outages and putting thousands under either evacuation or shelter-in-place orders. But the recent heavy rains in California have brought much-needed relief to the state’s environment, which has been grappling with a prolonged drought for several years. According to data from the National Oceanic and Atmospheric Administration (NOAA), California has experienced its wettest water year to date on record, with some areas receiving up to 20 inches of rainfall. This has led to a significant improvement in the state’s water supply, with reservoirs and aquifers being replenished and vegetation receiving much-needed hydration. The increased water levels have also positively impacted California’s wildlife. New plant growth has provided food and habitats for a wide range of species, increasing biodiversity and leading to a resurgence of endangered species in some areas.

However, the heavy rains have also negatively impacted the state. The increased water flow has caused erosion, leading to landslides and mudflows that have damaged many homes and infrastructure. According to the California Department of Transportation, the heavy rainfall has caused over $1 billion in damage to state highways and bridges. Moreover, the heavy downpours have led to flooding in low-lying areas, impacting many homes and businesses.

Despite these negative impacts, the recent rains have generally been beneficial for California’s environment. As stated by the California Department of Water Resources, the state’s water supply has significantly improved, and drought conditions have been greatly alleviated. Two weeks ago, the U.S. Drought Monitor said that just 0.32 percent of California was under “extreme drought,” down from 27 percent the week before and 41 percent in December. 

However, it is important for residents to be aware of the potential hazards associated with heavy rainfall and to take necessary precautions, such as preparing emergency kits and staying informed about weather conditions. It is also worth noting that the drought in California was due to not only lack of rainfall, but also other factors such as overuse of water resources and population growth. While the rains have helped, it is important to be mindful of water conservation and long-run water resource management. 

Although the recent rains in California have brought some respite from the drought we have been living in over the past few years, it has also led to more than a dozen deaths and widespread destruction. Filling the deficit in some areas of California where, due to the drought, water tables have lowered and large reservoirs have remained barren, is not something even continuous years of the rainy season can repair. Therefore, the only real solution that remains is to reduce water demand in the long term—no easy task. So, for now, cherish the rainy season and go with the (water’s) flow!

Categories: Science

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