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NEWCLH-DEERPARK-28-10YDeer Park, TX7,500 t$867/t

CLRCLH-ELDORADO-28-5YEl Dorado, AR214 t$1,084/t +0.02%

NEWVNA-PORTARTHUR-28-5YPort Arthur, TX5,200 t$1,118/t

CLRVNA-GUMSPRINGS-II-28Gum Springs II (Expansion), AR245 t$1,276/t +0.39%

CLRUSE-ROBSTOWN-27-3YRobstown, TX1,177 t$480/t -0.47%

NEWCWM-EMELLE-28-10YEmelle, AL30,000 t$306/t

NEWCLH-BUTTONWILLOW-27-3YButtonwillow, CA18,000 t$489/t

ASKTRD-EASTCHICAGO-27-3YEast Chicago, IN1,141 t$814/t

NEWVNA-GUMSPRINGS-27-5YGum Springs, AR6,500 t$1,206/t

BIDUSE-ROBSTOWN-27-3YRobstown, TX1,682 t$476/t

ASKVNA-SAUGET-28-5YSauget, IL510 t$1,149/t

NEWCLH-GRASSYMTN-28-5YGrassy Mountain, UT22,000 t$405/t

NEWCLH-KIMBALL-27-3YKimball, NE2,000 t$1,225/t

BIDCLH-KIMBALL-28-5YKimball, NE1,677 t$1,143/t

BIDUSE-BEATTY-27-5YBeatty, NV1,628 t$362/t

NEWVNA-SAUGET-28-5YSauget, IL3,400 t$1,140/t

ASKUSE-ROBSTOWN-27-3YRobstown, TX1,121 t$485/t

ASKCLH-BUTTONWILLOW-27-3YButtonwillow, CA212 t$493/t

IDXCOLMEZ 5Y FWD INDEX 1050.47 -0.19%

BIDVNA-GUMSPRINGS-II-28Gum Springs II (Expansion), AR953 t$1,265/t

ASKCLH-KIMBALL-27-3YKimball, NE1,149 t$1,236/t

IDXCOLMEZ 5Y FWD INDEX 1066.91 -0.38%

CLRHTS-EASTLIVERPOOL-27-5YEast Liverpool, OH202 t$1,159/t +0.21%

BIDCWM-EMELLE-28-10YEmelle, AL1,290 t$304/t

NEWTRD-EASTCHICAGO-27-1YEast Chicago, IN4,000 t$726/t

BIDCWM-EMELLE-27-5YEmelle, AL1,573 t$315/t

ASKUSE-BEATTY-27-5YBeatty, NV722 t$369/t

BIDUSE-GRANDVIEW-28-10YGrand View, ID1,341 t$304/t

BIDVNA-PORTARTHUR-27-3YPort Arthur, TX1,690 t$1,055/t

CLRCLH-ARAGONITE-29-5YAragonite, UT574 t$1,110/t -0.58%

NEWCLH-COLFAX-27-3YColfax, LA3,000 t$1,071/t

BIDCLH-COLFAX-27-3YColfax, LA1,428 t$1,061/t

BIDCWM-ARLINGTON-27-3YArlington, OR292 t$417/t

CLRCWM-ARLINGTON-27-3YArlington, OR561 t$421/t +0.15%

BIDVNA-GUMSPRINGS-27-5YGum Springs, AR392 t$1,196/t

BIDCLH-ARAGONITE-29-5YAragonite, UT436 t$1,101/t

NEWHTS-EASTLIVERPOOL-27-5YEast Liverpool, OH4,000 t$1,159/t

ASKVNA-PORTARTHUR-28-5YPort Arthur, TX1,212 t$1,128/t

NEWCLH-LONEMTN-27-3YLone Mountain, OK12,000 t$551/t

NEWVNA-GUMSPRINGS-II-28Gum Springs II (Expansion), AR8,000 t$1,276/t

BIDHTS-EASTLIVERPOOL-27-5YEast Liverpool, OH499 t$1,149/t

BIDTRD-EASTCHICAGO-27-1YEast Chicago, IN1,436 t$720/t

BIDCLH-DEERPARK-28-10YDeer Park, TX1,146 t$859/t

NEWUSE-GRANDVIEW-28-10YGrand View, ID12,000 t$307/t

NEWTRD-EASTCHICAGO-27-3YEast Chicago, IN5,500 t$807/t

IDXCOLMEZ 5Y FWD INDEX 1054.49 -0.24%

ASKCLH-DEERPARK-27-1YDeer Park, TX1,318 t$930/t

NEWUSE-BEATTY-27-5YBeatty, NV15,000 t$365/t

NEWCLH-KIMBALL-28-5YKimball, NE3,200 t$1,153/t

NEWCLH-DEERPARK-27-1YDeer Park, TX5,000 t$923/t

NEWVNA-PORTARTHUR-27-3YPort Arthur, TX3,000 t$1,065/t

IDXCOLMEZ 5Y FWD INDEX 1062.70 +0.29%

BIDCLH-GRASSYMTN-28-5YGrassy Mountain, UT403 t$402/t

NEWCWM-ARLINGTON-27-3YArlington, OR16,000 t$421/t

BIDCLH-DEERPARK-27-1YDeer Park, TX228 t$915/t

ASKCLH-ELDORADO-28-5YEl Dorado, AR1,362 t$1,094/t

BIDVNA-SAUGET-28-5YSauget, IL938 t$1,131/t

NEWCWM-EMELLE-27-5YEmelle, AL24,000 t$318/t

BIDCLH-KIMBALL-27-3YKimball, NE1,525 t$1,215/t

CLRVNA-PORTARTHUR-28-5YPort Arthur, TX1,064 t$1,118/t -0.03%

ASKVNA-GUMSPRINGS-II-28Gum Springs II (Expansion), AR1,246 t$1,287/t

BIDCLH-ELDORADO-28-5YEl Dorado, AR1,687 t$1,075/t

CLRCLH-GRASSYMTN-28-5YGrassy Mountain, UT305 t$405/t -0.62%

NEWCLH-ARAGONITE-29-5YAragonite, UT4,500 t$1,110/t

BIDVNA-PORTARTHUR-28-5YPort Arthur, TX1,114 t$1,107/t

NEWUSE-ROBSTOWN-27-3YRobstown, TX8,500 t$480/t

BIDCLH-BUTTONWILLOW-27-3YButtonwillow, CA611 t$485/t

NEWCLH-ELDORADO-28-5YEl Dorado, AR2,800 t$1,084/t

ASKCWM-EMELLE-27-5YEmelle, AL470 t$320/t

IDXCOLMEZ 5Y FWD INDEX 1055.44 +0.16%

BIDTRD-EASTCHICAGO-27-3YEast Chicago, IN1,088 t$800/t

ASKCLH-LONEMTN-27-3YLone Mountain, OK302 t$555/t

BIDCLH-LONEMTN-27-3YLone Mountain, OK469 t$546/t

NEWCLH-DEERPARK-28-10YDeer Park, TX7,500 t$867/t

CLRCLH-ELDORADO-28-5YEl Dorado, AR214 t$1,084/t +0.02%

NEWVNA-PORTARTHUR-28-5YPort Arthur, TX5,200 t$1,118/t

CLRVNA-GUMSPRINGS-II-28Gum Springs II (Expansion), AR245 t$1,276/t +0.39%

CLRUSE-ROBSTOWN-27-3YRobstown, TX1,177 t$480/t -0.47%

NEWCWM-EMELLE-28-10YEmelle, AL30,000 t$306/t

NEWCLH-BUTTONWILLOW-27-3YButtonwillow, CA18,000 t$489/t

ASKTRD-EASTCHICAGO-27-3YEast Chicago, IN1,141 t$814/t

NEWVNA-GUMSPRINGS-27-5YGum Springs, AR6,500 t$1,206/t

BIDUSE-ROBSTOWN-27-3YRobstown, TX1,682 t$476/t

ASKVNA-SAUGET-28-5YSauget, IL510 t$1,149/t

NEWCLH-GRASSYMTN-28-5YGrassy Mountain, UT22,000 t$405/t

NEWCLH-KIMBALL-27-3YKimball, NE2,000 t$1,225/t

BIDCLH-KIMBALL-28-5YKimball, NE1,677 t$1,143/t

BIDUSE-BEATTY-27-5YBeatty, NV1,628 t$362/t

NEWVNA-SAUGET-28-5YSauget, IL3,400 t$1,140/t

ASKUSE-ROBSTOWN-27-3YRobstown, TX1,121 t$485/t

ASKCLH-BUTTONWILLOW-27-3YButtonwillow, CA212 t$493/t

IDXCOLMEZ 5Y FWD INDEX 1050.47 -0.19%

BIDVNA-GUMSPRINGS-II-28Gum Springs II (Expansion), AR953 t$1,265/t

ASKCLH-KIMBALL-27-3YKimball, NE1,149 t$1,236/t

IDXCOLMEZ 5Y FWD INDEX 1066.91 -0.38%

CLRHTS-EASTLIVERPOOL-27-5YEast Liverpool, OH202 t$1,159/t +0.21%

BIDCWM-EMELLE-28-10YEmelle, AL1,290 t$304/t

NEWTRD-EASTCHICAGO-27-1YEast Chicago, IN4,000 t$726/t

BIDCWM-EMELLE-27-5YEmelle, AL1,573 t$315/t

ASKUSE-BEATTY-27-5YBeatty, NV722 t$369/t

BIDUSE-GRANDVIEW-28-10YGrand View, ID1,341 t$304/t

BIDVNA-PORTARTHUR-27-3YPort Arthur, TX1,690 t$1,055/t

CLRCLH-ARAGONITE-29-5YAragonite, UT574 t$1,110/t -0.58%

NEWCLH-COLFAX-27-3YColfax, LA3,000 t$1,071/t

BIDCLH-COLFAX-27-3YColfax, LA1,428 t$1,061/t

BIDCWM-ARLINGTON-27-3YArlington, OR292 t$417/t

CLRCWM-ARLINGTON-27-3YArlington, OR561 t$421/t +0.15%

BIDVNA-GUMSPRINGS-27-5YGum Springs, AR392 t$1,196/t

BIDCLH-ARAGONITE-29-5YAragonite, UT436 t$1,101/t

NEWHTS-EASTLIVERPOOL-27-5YEast Liverpool, OH4,000 t$1,159/t

ASKVNA-PORTARTHUR-28-5YPort Arthur, TX1,212 t$1,128/t

NEWCLH-LONEMTN-27-3YLone Mountain, OK12,000 t$551/t

NEWVNA-GUMSPRINGS-II-28Gum Springs II (Expansion), AR8,000 t$1,276/t

BIDHTS-EASTLIVERPOOL-27-5YEast Liverpool, OH499 t$1,149/t

BIDTRD-EASTCHICAGO-27-1YEast Chicago, IN1,436 t$720/t

BIDCLH-DEERPARK-28-10YDeer Park, TX1,146 t$859/t

NEWUSE-GRANDVIEW-28-10YGrand View, ID12,000 t$307/t

NEWTRD-EASTCHICAGO-27-3YEast Chicago, IN5,500 t$807/t

IDXCOLMEZ 5Y FWD INDEX 1054.49 -0.24%

ASKCLH-DEERPARK-27-1YDeer Park, TX1,318 t$930/t

NEWUSE-BEATTY-27-5YBeatty, NV15,000 t$365/t

NEWCLH-KIMBALL-28-5YKimball, NE3,200 t$1,153/t

NEWCLH-DEERPARK-27-1YDeer Park, TX5,000 t$923/t

NEWVNA-PORTARTHUR-27-3YPort Arthur, TX3,000 t$1,065/t

IDXCOLMEZ 5Y FWD INDEX 1062.70 +0.29%

BIDCLH-GRASSYMTN-28-5YGrassy Mountain, UT403 t$402/t

NEWCWM-ARLINGTON-27-3YArlington, OR16,000 t$421/t

BIDCLH-DEERPARK-27-1YDeer Park, TX228 t$915/t

ASKCLH-ELDORADO-28-5YEl Dorado, AR1,362 t$1,094/t

BIDVNA-SAUGET-28-5YSauget, IL938 t$1,131/t

NEWCWM-EMELLE-27-5YEmelle, AL24,000 t$318/t

BIDCLH-KIMBALL-27-3YKimball, NE1,525 t$1,215/t

CLRVNA-PORTARTHUR-28-5YPort Arthur, TX1,064 t$1,118/t -0.03%

ASKVNA-GUMSPRINGS-II-28Gum Springs II (Expansion), AR1,246 t$1,287/t

BIDCLH-ELDORADO-28-5YEl Dorado, AR1,687 t$1,075/t

CLRCLH-GRASSYMTN-28-5YGrassy Mountain, UT305 t$405/t -0.62%

NEWCLH-ARAGONITE-29-5YAragonite, UT4,500 t$1,110/t

BIDVNA-PORTARTHUR-28-5YPort Arthur, TX1,114 t$1,107/t

NEWUSE-ROBSTOWN-27-3YRobstown, TX8,500 t$480/t

BIDCLH-BUTTONWILLOW-27-3YButtonwillow, CA611 t$485/t

NEWCLH-ELDORADO-28-5YEl Dorado, AR2,800 t$1,084/t

ASKCWM-EMELLE-27-5YEmelle, AL470 t$320/t

IDXCOLMEZ 5Y FWD INDEX 1055.44 +0.16%

BIDTRD-EASTCHICAGO-27-3YEast Chicago, IN1,088 t$800/t

ASKCLH-LONEMTN-27-3YLone Mountain, OK302 t$555/t

BIDCLH-LONEMTN-27-3YLone Mountain, OK469 t$546/t

CLHClean Harbors· Buttonwillow, CA

CLH-BUTTONWILLOW-27-3Y

Buttonwillow · landfill · 3Y forward · contract 2027–2029

$489USD / t

+$48 (+10.90%)today

Simulated · Apr 17, 2026, 9:00 AM EST

$436

$451

$465

$480

$494

Jan 18

Feb 5

Feb 23

Mar 13

Mar 31

Apr 17

Prev close

$441

Open

$441

High

$492

Low

$438

24h vol

1,829 t

Annual vol

18,000 t

Take-or-pay

75%

Open int.

45.3k t

Notional

$26.4M

Bid

$485

Ask

$493

Credit

Investment grade or fully collateralized

Tenor

3Y

All figures illustrative · Colmez is pre-launch · no contracts have transacted

Order book

Depth — 10 levels

Spread

$9 · 176 bps

Price / tonVolumeCum.

$517400 t8.9k t

$509268 t8.5k t

$5121,121 t8.2k t

$5081,435 t7.1k t

$5071,274 t5.7k t

$504926 t4.4k t

$4991,290 t3.5k t

$499903 t2.2k t

$496613 t1.3k t

$493665 t665 t

Last$489Spread$9

$4851,586 t1.6k t

$482925 t2.5k t

$479388 t2.9k t

$4791,297 t4.2k t

$4751,487 t5.7k t

$471969 t6.7k t

$470710 t7.4k t

$467636 t8.0k t

$469537 t8.5k t

$4611,112 t9.6k t

Tape

Recent prints

last 12h

SidePriceVolumeAgo

bid$492321 t23m
ask$487548 t33m
bid$488321 t1h 18m
bid$491821 t3h 50m
ask$491495 t4h 28m
ask$491457 t4h 47m
bid$491813 t5h 37m
ask$492987 t7h 7m
ask$491903 t8h 9m
ask$490462 t8h 47m
ask$487364 t9h 12m
ask$490744 t9h 22m
bid$492282 t11h 2m
bid$488385 t11h 40m

Contract terms

Key data

Tenor: 3Y
Window: Jan 2027 → Dec 2029
Volume / yr: 18,000 t
Total tons: 54.0k t
Take-or-pay: 75% of contracted volume
24h volume: 1,829 t
Open interest: 45.3k t
Indicative notional: $26.4M
Credit: Investment grade or fully collateralized

Facility

Buttonwillow

Buttonwillow, CA · operated by Clean Harbors

Status

operating

Treatment

landfill

Nameplate

300.0k t/yr

Listed

Apr 8, 2026

Waste codes accepted

D001D002D003D004-D043

Each listing accepts a specific set of EPA waste codes. Generators can pair against any combination of the codes above; the facility prices the composite stream at a single per-ton rate unless specifically negotiated otherwise on intake.

Illustrative data. Contract terms, bid/ask depth, and recent prints are generated to show what an operating exchange will look like. Colmez is pre-launch; nothing on this page has transacted.