2010 (MMX) was a common year of the Gregorian calendar that started on a Friday. 31 episodes aired during this year.
January
January 2 - A Pal for Gary and Keep Bikini Bottom Beautiful aired.
February
February 6 - Gary in Love and Rodeo Daze aired.
February 15 - Back to the Past and The Bad Guy Club for Villains aired.
March
March 22-26 - A Day Without Tears, Summer Job, Squidward in Clarinetland, One Coarse Meal and The Play's the Thing aired.
April
Earth Day (April 22) - SpongeBob's Last Stand Premiered.
May
- May 1 -Buried in Time.
June
June 19 - Enchanted Tiki Dreams Premiered.
July
July 5 - The Clash of Triton premiered.
July 6 - Gramma's Secret Recipe premiered.
July 7 - The Cent of Money premiered.
July 8 - That Sinking Feeling premiered.
July 9 - Karate Star premiered.
August
August 9 - You Don't Know Sponge and Hide and Then What Happens? premiered.
September
September 11 - Yours Mine and Mine and Kracked Krabs aired.
September 18 - Buried in Time and Shellback Shenanigans aired.
October
October 2 - The Masterpiece and Whelk Attack aired.
October 9 - Krusty Dogs and The Wreck of the Mauna Loa aired.
November
November 11 - The Great Patty Caper premiered.
November 27 - The Abrasive Side and Earworm aired.