Week 1, January 3 - January 9, 2021

Week 2, January 10 - January 16, 2021

Week 3, January 17 - January 23, 2021

Week 4, January 24 - January 30, 2021

Week 5, January 31 - February 6, 2021

Week 6, February 7 - February 13, 2021

Week 7, February 14 - February 20, 2021

Week 8, February 21 - February 27, 2021

Week 9, February 28 - March 6, 2021

Week 10, March 7 - March 13, 2021

Week 11, March 14 - March 20, 2021

Week 12, March 21 - March 27, 2021

Week 13, March 28 - April 3, 2021

Week 14, April 4 - April 10, 2021

Week 15, April 11 - April 17, 2021

Week 16, April 18 - April 24, 2021

Week 17, April 25 - May 1, 2021

Week 18, May 2 - May 8, 2021

Week 19, May 9 - May 15, 2021

Week 20, May 16 - May 22, 2021

Week 21, May 23 - May 29, 2021

Week 22, May 30 - June 5, 2021

Week 23, June 6 - June 12, 2021

Week 24, June 13 - June 19, 2021

Week 25, June 20 - June 26, 2021

Week 26, June 27 - July 3, 2021

Week 27, July 4 - July 10, 2021

Week 28, July 11 - July 17, 2021

Week 29, July 18 - July 24, 2021

Week 30, July 25 - July 31, 2021

Week 31, August 1 - August 7, 2021

Week 32, August 8 - August 14, 2021

Week 33, August 15 - August 21, 2021

Week 34, August 22 - August 28, 2021

Week 35, August 29 - September 4, 2021

Week 36, September 5 - September 11, 2021

Week 1, December 29, 2019 - January 4, 2020

Week 2, January 5- January 11, 2020

Week 3, January 12-January 18, 2020

Week 4, January 19-January 25, 2020

Week 5, January 26- February 1, 2020

Week 6, February 2 - February 8, 2020

Week 7, February 9 - February 15, 2020

Week 8, February 16 - February 22, 200

Week 9, February 23 - February 29, 2020

Week 10, March 1 - March 7, 2020

Week 11, March 8 - March 14, 2020

Week 12, March 15 - March 21, 2020

Week 13, March 22 - March 28, 2020

Week 14, March 29 - April 4, 2020

Week 15, April 5 - April 11, 2020

Week 16, April 12 - April 18, 2020

Week 17, April 19 - April 25, 2020

Week 18, April 26 - May 2, 2020

Week 19, May 3- May 9, 2020

Week 20, May 10- May 16, 2020

Week 21, May 17 - May 23, 2020

Week 22, May 24-May 30, 2020

Week 23, May 31-June 6, 2020

Week 24, June 7-June 6, 2020

Week 26, June 21-June 27, 2020

Week 27, June 28-July 4, 2020

Week 28, July 5-July 11, 2020

Week 29, July 12-July 18, 2020

Week 30, July 19-July 25, 2020

Week 31, July 26-August 1, 2020

Week 32, August 2-August 8 2020

Week 33, August 9-August 15 2020

Week 34, August 16-August 22 2020

Week 36, August 30 - September 5, 2020

Week 37, September 6 - September 12, 2020

Week 38, September 13 - September 19, 2020

Week 39, September 20 - September 26, 2020

Week 40, September 27- October 3, 2020

Week 41, October 4 - October 10, 2020

Week 42, October 11 - October 17, 2020

Week 43, October 18 - October 24, 2020

Week 44, October 25 - October 31, 2020

Week 45, November 1 - November 7, 2020

Week 47, November 15 - November 21, 2020

Week 48, November 22 - November 28, 2020

Week 49, November 29 - December 4, 2020

Week 50, December 6 - December 12, 2020

Week 51, December 13 - December 19, 2020

Week 52, December 20 - December 26, 2020

Week 53, December 27 - January 2, 2021

Week 52, December 22 - December 28, 2019

Week 51, December 15 - December 21, 2019

Week 50, December 8 - December 14, 2019

Week 49,  December 1 - December 7, 2019

Week 48, November 24 - November 30, 2019

Week 47, November 17 – November 23, 2019

Week 46, November 10 - November 16, 2019

Week 45, November 3 - November 9 - not available

Week 44, October 27-November 2, 2019

Week 43, October 20-October 26, 2019

Week 42, October 13-October 19, 2019

Week 41 October 6, 2019-October 12, 2019

Week 40 September 29-October 5, 2019

Week 39 September 22-September 28, 2019

Week 38 September 15-September 21, 2019

Week 37 September 8 - September 14, 2019

Week 36 September 1-September 7, 2019

Week 35  August 25-August 31, 2019

Week 34  August 18-August 24, 2019

Week 33 August 11-August 17, 2019

Week 32 August 4-August 10, 2019

Week 31 July 28-August 3, 2019

Week 30 July 21-July 27, 2019

Week 29 July 14-July 20, 2019

Week 28 July 7-July 13, 2019

Week 27 June 30-July 6, 2019

 Week 26 June 23-June 29, 2019

Week 25 June 16 - June 22, 2019

Week 24 Jun 9 - June 15, 2019

 Week 23 June 2 - Jun 8, 2019

Week 21 May 19 to May 25, 2019

Week 20 May 12 to May 18, 2019

Week 19 May 5 to May 11, 2019

Week 18 April 28 to May 4, 2019

Week 17 April 21 to April 27, 2019

Week 16 April 14 to April 20, 2019

Week 15 April 7 - April 13, 2019

Week 14 March 31 - April 6, 2019

Week 13 March 24 - March 30, 2019

Week 12 March 17 - March 23, 2019

Week 11 March 10 - March 16, 2019

Week 10 March 3 - March 9, 2019

Week 9 February 24 - March 2, 2019

Week 8 February 17 - February 23, 2019

Week 7 February 10 - February 16, 2019

Week 6 February 3 - February 9, 2019

Week 5 January 27 - February 2, 2019

Week 4 January 20 - January 26, 2019

Week 3 January 13 - January 19, 2019

Week 2 January  6 - January 12, 2019

Week 1 December 30, 2018 - January 5, 2019

Please note these numbers only reflect the suspected overdoses identified by the surveillance systems and may not represent the actual overdoses in each site. All data are considered preliminary and may change as more data are received.

Week 52 December 23 - December 29, 2018

Week 51 December 16 - December 22, 2018

Week 50 December 9 - December 15, 2018

Week 49 December 2 - December 8, 2018

Week 48 November 25, 2018 - December 1, 2018

Week 47 November 18, 2018 - November 24, 2018

Week 46 November 11 - November 17, 2018

Week 45 November 4, 2018 - November 10, 2018

Week 44 October 28 - November 3, 2018

Week 43 October 21 - October 27, 2018

Week 42 October 14 - October 20, 2018

Week 41 October 7 - October 13, 2018

Week 40 September 30 - October 6, 2018

Week 39 September 23 - September 29, 2018

Week 38 September 16 - September 22, 2018

Week 37 September 9 - September 15, 2018

Week 36 September 2 - September 8, 2018

Week 35 August 26 - September 1, 2018

Week 34 August 19 - August 25, 2018

Week 33 August 12 - August 18, 2018

Week 32 August 5 - August 11, 2018

Week 31  July 29 - August 4, 2018

Week 30 July 22 - July 28, 2018

Week 29 July 15 - July 21, 2018

Week 28 July 8 - July 14, 2018

Week 27 July 1 - July 7, 2018 

Week 26 June 24 - June 30, 2018

Week 25 June 17 - June 23, 2018

Week 24 June 10 - June 16, 2018

Week 23 June 3 - June 9, 2018

Week 22 May 27 - June 2, 2018

Week 21 May 20 - May 26, 2018

Week 20 May 13 - May 19, 2018 - not available

Week 19 May 6 - May 12, 2018 - not available

Week 18 April 29 - May 5, 2018

Week 17 April 22 - April 28, 2018

Week 16 April 15 - April 21, 2018

Week 15 April 8 - April 14, 2018

Week 14 April 1 - April 7, 2018

Week 13 March 25 - March 31, 2018

Week 12 March 18 - March 24, 2018

Week 11 March 11 - March 17, 2018

Week 10 March 4 - March 10, 2018

Week 9 February 25 - March 3, 2018

Week 8 February 18 - February 24, 2018

Week 7 February 11 - February 17, 2018

Week 6 February 4 - February 10, 2018

Week 5 January 28 - February 3, 2018

Week 4 January 21 - January 27, 2018

Week 3 January 14 - January 20, 2018

Week 2 January 7, 2017 - January 13, 2018

Week 1 December 31, 2017 - January 6, 2018

Please note these numbers only reflect the suspected overdoses identified by the surveillance systems and may not represent the actual overdoses in each site. All data are considered preliminary and may change as more data are received.